AI Meltdown, Google Panic, Hackers Feast Tonight!

Tor staying ahead of censors in 2025

Key Points

• Iran’s June 2025 shutdown prompted intensified monitoring via an in-region vantage-point system.
• Snowflake was upgraded (Manifest V3, NAT logic, metrics) and gained a staging server for robust testing.
• Conjure was deployed to leverage ISP address space, countering IP enumeration-based blocking.

John Simpson: 'I've reported on 40 wars but I've never seen a year like 2025'

Key Points

• Ukraine is highlighted as posing unparalleled geopolitical risks.
• NATO monitors Russian threats to undersea cables, drones, and cyber domains.
• Casualty figures: Ukraine (~14,000 civilians, UN); Gaza (>70,000 Palestinians, Hamas-run ministry; UN considers reliable); Sudan (>150,000 deaths, ~12 million displaced).

Binaries

Key Points

• Static linking in mega-codebases can yield ELF binaries larger than 25 GiB, including debug symbols.
• x86_64’s 32-bit relative CALL creates a ±2 GiB relocation barrier affecting code layout.
• Tools like gcc, objdump, and readelf reveal and explain relocation behavior in practice.

Formulaic Delimiters in the Iliad and the Odyssey

Key Points

• Homer’s epics use formulaic phrases as dialogue delimiters.
• Three delimiter roles are defined: opening, closing, transition.
• Digital resources from Tufts University enabled the structural analysis.

My First Meshtastic Network

Key Points

• Meshtastic uses LoRa on the 915 MHz ISM band for long-range, license-free text messaging.
• Firmware updates via the Web Flasher and Chrome’s WebSerial API enabled device compatibility.
• Reception from Chicagoland nodes ~40–50 miles away was possible, but transmit range was constrained by the stock antenna.

Show HN: Z80-μLM, a 'Conversational AI' That Fits in 40KB

Key Points

• ~40KB .COM binary runs on a 4MHz Z80 with 64KB RAM using integer-only inference.
• Trigram hash encoding (128 buckets) and 2-bit weight quantization enable compact operation.
• Includes two examples (tinychat, guess) and tools to generate training data via Ollama or Claude API.

Mouse: Computer Programming Language

Key Points

• Three dialects: Mouse-79, Mouse-83, Mouse-2002.
• Mouse-2002 adds floating-point, arrays, and file I/O.
• Interpreter source code and sample programs are provided.

Developing a Beautiful and Performant Block Editor in Qt C++ and QML

Key Points

• Built with Qt C++ and QML to achieve native-like performance and UI.
• WYSIWYG editing while storing notes in Markdown for longevity.
• Claims major performance advantages over web-based editors like MarkText.

Formally Verifying Peephole Optimisations in Lean

Key Points

• Launch of “peephole-formal” to formalize and verify peephole optimizations in Lean.
• Design of a universal-ish IR with LLVM-style semantics and minimal control flow.
• Planned interoperability with superoptimizers and a library of rewrite rules for training data.

Koine

Key Points

• Koine exposes Claude Code CLI via a REST API and offers a TypeScript SDK.
• Security and compliance are emphasized: Docker isolation and adherence to Anthropic’s Terms.
• Best practices include internal networking and separate gateway authentication.

Asking Gemini 3 for Brainf*ck code puts it in an infinite loop

Key Points

• Gemini 3 reportedly loops when asked to generate Brainfuck code.
• Brainfuck’s data scarcity challenges pattern-based learning in LLMs.
• Repetitive Brainfuck structures can trigger self-reinforcing token loops in models.

EU to build no-fee payments service like Visa/Mastercard and Apple/Google Pay

Key Points

• ECB aims to launch a no‑fee European payments service alongside the digital euro.
• Digital euro would be used via bank apps, with a separate wallet for transactions.
• Inclusivity for unbanked users is acknowledged, with details yet to be specified.

Best practices for long-run LED strip installs (20–50M) to avoid flicker?

Key Points

• Long-run LED strips (20–50m) face dimming, color shift, and flicker due to voltage drop.
• Mitigations tried include 24V rails, thicker feeders, better connectors, and power injection.
• Requests best-practice guidance on power architecture, regulation, and signal integrity for WS281x/SPI/DMX.

Feynman's Hughes Lectures: 950 pages of notes

Key Points

• Three volumes (224, 209, 314 pages) reconstruct Feynman’s 1966–1971 Hughes lectures without recordings.
• Volume 1 covers astrophysics/cosmology; Volume 2 covers relativity/electromagnetism; Volume 3 covers advanced quantum topics including QED.
• Notes include some modern additions and may be moved to an editable platform.

I Was Kidnapped by Deutsche Bahn and All I Got Was 1.50 EUR

Key Points

• Detour and German-only announcements led to missed planned stop at Troisdorf.
• Train could not stop due to track registration issues; next stop was Neuwied.
• Compensation estimated at €1.50, below the €4.00 payout threshold.

Kubernetes egress control with squid proxy

Key Points

• Route workload egress via Squid using HTTP_PROXY/HTTPS_PROXY and enforce it with NetworkPolicy.
• Squid’s logging provides visibility into outbound traffic to external services.
• Demo app (Horizons) validates the setup by calling NASA’s JPL Horizons API over HTTPS.

Market design can feed the poor

Key Points

• Centralized allocation ignored local needs and inventories, causing waste and duplication.
• A market-designed auction using shares enabled efficient, equitable distribution.
• The new system added 100 million pounds of food annually, feeding 60,000 more people per day.

You can't design software you don't work on

Key Points

• Concrete system knowledge is essential for effective design in large codebases.
• Consistency and safe changes often outweigh abstract design ideals.
• Generic advice is best for greenfield projects and tie-breaking decisions.

Show HN: See what readers who loved your favorite book/author also loved to read

Key Points

• Users can submit their top three books of 2025 and receive personalized recommendations via Book Twins.
• 712 readers have contributed, and the platform may not yet include every book.
• The page highlights numerous popular titles and authors with cover images.

UK accounting body to halt remote exams amid AI cheating

Key Points

• ACCA will end most remote exams from March due to rising AI-enabled cheating.
• FRC found widespread exam cheating among tier-one audit firms in 2022.
• EY paid a $100m fine to US regulators over ethics exam cheating.

Show HN: Vibe coding a bookshelf with Claude Code

Key Points

• AI script with OpenAI’s vision API achieved ~90% metadata accuracy from 470 book images.
• Cover retrieval improved via Open Library plus fallback to Google Images via SerpAPI, with ~10 manual fixes.
• A maintainable pipeline and a simple cover grid UI deliver a functional personal catalog.

Libgodc: Write Go Programs for Sega Dreamcast

Key Points

• Custom Go runtime for Sega Dreamcast with Go features (GC, goroutines, channels).
• godc CLI guides setup, build, and run; requires Go 1.25.3+, make, git.
• Performance measured on real Dreamcast hardware; examples and BSD 3-Clause license included.

Golfing Is Not Rowing

Key Points

• Non-linear, golf-like work needs resets rather than incremental brute force.
• Much of writing progress happens before drafting via planning and research.
• Choose phase-appropriate strategies instead of relying on daily output alone.

Linux DAW: Help Linux musicians to quickly and easily find the tools they need

Key Points

• Linux-focused catalog of audio plugins with search, sorting, and compact view.
• Supports CLAP, LV2, VST2/3, standalone, and PD formats.
• Filters include “No charge” and “FOSS,” with examples showing categories and prices.

Show HN: Spacelist, a TUI for Aerospace window manager

Key Points

• TUI to browse and filter Aerospace-managed windows by workspace and app.
• Installs via Homebrew or Go-based source build; simple one-command launch.
• Uses Aerospace’s JSON CLI and Charm’s Bubble Tea, Bubbles, and Lip Gloss.

Why India's big cities are becoming unliveable

Key Points

• India’s cities struggle with liveability despite major infrastructure investments.
• Incomplete devolution under the 74th amendment weakens local urban governance.
• China’s performance-driven urban management contrasts with India’s fragmented model.

The Cost of Allocation Errors

Key Points

• Fractional misallocation loss scales with α, Nchannels, and μtotal.
• Equalizing stockout probabilities is the optimal allocation principle.
• Single-cycle allocations can cause ~3% lost sales in a two-channel, 100-unit example.

Are We Ready to Be Governed by Artificial Intelligence?

Key Points

• CMS guidance and programs have enabled and incentivized AI use in Medicare Advantage coverage decisions.
• Recent federal actions reportedly reversed AI guardrails and limited state protections.
• Courts in multiple countries, including the U.S., are using AI tools like ChatGPT in legal interpretation.

Static Allocation with Zig

Key Points

• Static allocation at startup is used to avoid dynamic memory operations during runtime.
• Zig’s std.mem.Allocator and explicit memory model support configurable allocation strategies.
• Connection handling with io_uring relies on preallocated pools and per-connection completion structures.

GOG is getting acquired by its original co-founder: What it means for you

Key Points

• Michał Kiciński acquired GOG from CD PROJEKT.
• DRM-free, offline installers, and optional GOG GALAXY remain central.
• CD PROJEKT RED titles will continue and future releases will launch on GOG.

Nvidia takes $5B stake in Intel under September agreement

Key Points

• Nvidia bought over 214.7 million Intel shares for $5 billion at $23.28 per share.
• The stake was acquired via private placement and cleared by U.S. antitrust agencies.
• Premarket: Nvidia down 1.3%; Intel stock little changed.

Tesla's 4680 battery supply chain collapses as partner writes down deal by 99%

Key Points

• L&F cut its Tesla cathode materials contract from $2.9B to $7,386.
• Cybertruck is the only Tesla vehicle using in‑house 4680 cells.
• Reported Cybertruck sales run rate is ~20,000–25,000 annually versus ~250,000 capacity at Giga Texas.

Five Years of Tinygrad

Key Points

• Tinygrad is moving to a zero-dependency (pure Python) stack for AMD GPUs, removing LLVM.
• Tiny Corp secured an AMD contract to target MLPerf Llama 405B training on MI350X.
• The project claims performance advantages over PyTorch and emphasizes a minimalist, goal-focused design.

How Willie Nelson Sees America

Key Points

• Willie Nelson, 92, continues touring with disciplined routines and on-bus living.
• Camden show featured immigration-themed “Promiseland” video added after ICE raids.
• Nelson’s health challenges have led to occasional substitutions by his son, but he resumed touring.

List of domains censored by German ISPs

Key Points

• The list documents domains blocked following CUII recommendations with associated dates.
• Dates are approximate and may represent recommendation timing or first database appearance.
• The catalog covers multiple Anna’s Archive domains and notable streaming sites across 2022–2025.

Show HN: Superset – Terminal to run 10 parallel coding agents

Key Points

• Runs multiple coding agents in parallel (e.g., Claude Code, Codex).
• Supports creating parallel branches and seeing changes.
• Available for macOS with a GitHub repository link; opens in any IDE.

The production bug that made me care about undefined behavior

Key Points

• Undefined behavior from uninitialized struct members caused contradictory API responses.
• C++ default-initialization can leave built-in type members uninitialized, leading to UB when read.
• Explicit initialization and safer state modeling are highlighted as practical safeguards.

LLMs Are Not Fun

Key Points

• LLMs are central to the author’s consulting work but are described as not enjoyable to use.
• Using LLMs diminishes the satisfaction of deep system understanding and code craftsmanship.
• Managing LLM outputs lacks mentorship benefits and demands micromanagement to maintain quality.

Flame Graphs vs. Tree Maps vs. Sunburst (2017)

Key Points

• Flame graphs provide clear, length-based comparisons and labeled overview of disk usage.
• Treemaps reveal large files but require interaction and make area comparison harder.
• Sunburst charts can mislead due to angle-based perception; use with caution.

AI Is Forcing Us to Write Good Code

Key Points

• Enforce 100% code coverage to eliminate ambiguity and verify every line changed by agents.
• Organize codebases with clear directory structures and small, well-scoped files to aid agent navigation and context.
• Run fast, frequent automated guardrails (e.g., via hooks) in ephemeral, concurrent development environments.

When someone says they hate your product with a burning passion

Key Points

• Public feedback works like reputation regulation; acknowledge emotions before facts.
• Resistance to criticism escalates conflict and draws onlookers to the critic’s side.
• CodeRabbit’s CEO’s dismissive reply to a customer illustrates how not to respond.

Meta's ads tools started switching out top-performing ads with AI-generated ones

Key Points

• Meta’s AI tools produced off-brand ad creatives for several brands, including True Classic, Kirruna, and Lectric.
• Advertisers cite Advantage+ creative and auto-enabled toggles as causes of unintended AI-generated ads.
• Meta says many advertisers see improved performance and can review generated images before running ads.

Show HN: Per-instance TSP Solver with No Pre-training (1.66% gap on d1291)

Key Points

• Learns per-instance TSP solutions using PPO with no pre-training.
• Achieves 1.66% gap on TSPLIB d1291 in ~5.6 hours on a single A100.
• Open-source code and Colab notebook provided for verification.

Show HN: Aroma: Every TCP Proxy Is Detectable with RTT Fingerprinting

Key Points

• Aroma computes tcpi_min_rtt/tcpi_rtt to flag TCP proxies using Fastly-exposed Linux tcp_info metrics.
• Defined thresholds guide interpretation of normal vs. proxy‑like connections; demo endpoints show status and score.
• Scope is limited to TCP proxies; the code is not production‑ready and avoids IP intelligence.

All Delisted Steam Games

Key Points

• Index of 1,038 delisted Steam titles with linked entries.
• Structured navigation via numeric and alphabetical anchors.
• Each title lists related companies; asterisks denote placeholder pages.

Why is calling my asm function from Rust slower than calling it from C?

Key Points

• The slower function is cdef_filter4_pri_edged_8bpc_neon, ~30% slower in Rust.
• Per-instruction profiling pinpoints ld1 {v0.s}[2], [x13] as the hotspot (441 vs 10 samples).
• Refactoring a Rust abstraction to be more compiler-friendly enables optimizations and fixes the slowdown.

High-performance C++ hash table using grouped SIMD metadata scanning

Key Points

• Faster lookups at scale: wins at 1M and 2M elements versus ankerl::unordered_dense.
• Grouped probing with SSE2 scans 16-slot metadata blocks efficiently via a 1-byte tag.
• Trade-offs: slower inserts, fixed capacity, SSE2-only; best for large, lookup-heavy workloads.

Karpathy on Programming: "I've never felt this much behind"

Key Points

• Programming is shifting to an AI- and agent-driven abstraction layer.
• Mastery requires mental models for stochastic, fallible systems.
• Combining new tools and protocols could deliver major productivity gains.

Google is dead. Where do we go now?

Key Points

• Zero ROI from Google Ads despite increased budgets and a large promotional credit
• Shift to advertising on TikTok and Instagram and renewed email outreach
• Physical marketing and product diversification (Magic Poi) to offset revenue decline

The Future of Software Development Is Software Developers

Key Points

• Past technologies repeatedly claimed to end programming roles but led to more software and developers.
• LLMs differ in scale and attention; they may slow teams and reduce reliability without process fixes.
• Programming’s core challenge is converting human ambiguity into precise computational logic.

Which Humans?

Key Points

• LLM performance aligns with WEIRD populations and diverges elsewhere (r = -0.70).
• LLM responses are outliers compared with large-scale cross-cultural human data.
• The paper proposes strategies to mitigate WEIRD bias in future generative models.

Binance's Trust Wallet extension hacked; users lose $7M

Key Points

• Trust Wallet’s Chrome extension update to 2.68 was compromised, leading to $7 million in losses.
• Binance, per Changpeng Zhao, will reimburse affected Trust Wallet users.
• A trader lost nearly $50 million in Tether due to an address poisoning scam; funds were laundered via Tornado Cash.

Left Behind: Futurist Fetishists, Prepping and the Abandonment of Earth

Key Points

• The essay frames techno-futurist escape using Trump’s 2019 quote about space and rockets.
• Left Behind’s evangelical Rapture narrative achieved mainstream success and expanded into films and games.
• Scholarly analysis shows the franchise’s protagonists rely on advanced technology and equipment.

Static Allocation for Compilers

Key Points

• Static allocation allocates memory only at startup; TigerBeetle runs without runtime allocations.
• Finite per-message bounds (1 MiB) enable compositional, non-allocating processing with disk-backed data.
• For compilers, a stream-processing model with a per-file size cap and an output arena could maintain O(1) intermediate memory.

USPS Announces Changes to the Postmark Date System

Key Points

• Postmark dates reflect first automated processing, not drop-off.
• Operational changes (RTO, leg-based standards) may increase date discrepancies.
• Retail options (manual postmark, PVI, mailing receipts) provide same-day acceptance evidence.

Obelisk 0.32: Cancellation, WebAPI, Postgres

Key Points

• Cooperative cancellation targets leaf activities/delay requests, preserving compensating actions.
• New WebAPI on port 5005 supports text and JSON for execution inspection.
• PostgreSQL support enables multi-node deployments and high availability.

Pandas with Rows (2022)

Key Points

• Pandas concatenation of all CSVs is memory-heavy and likely to fail.
• A pure-Python streaming approach aggregates delays per airport efficiently.
• Top five airports are selected using heapq.nlargest after mean computation.

ManusAI Joins Meta

Key Points

• ManusAI is joining Meta and keeping its subscription product operating as-is.
• The AI agent has processed 147T+ tokens and enabled 80M+ virtual computers.
• Manus plans to expand access via Meta’s platforms while remaining based in Singapore.

Stop Claude Code from forgetting everything

Key Points

• Ensue enables persistent context across Claude Code sessions via a "knowledge tree."
• Setup includes marketplace add, plugin install, restart, and ENSUE_API_KEY configuration.
• ENSUE_READONLY allows disabling auto-logging while retaining manual memory functions.

AI Employees Don't Pay Taxes

Key Points

• AI replacing human labor can erode payroll tax revenues that fund public services.
• Corporate profit taxes are portrayed as an unreliable substitute due to avoidance strategies.
• Human-in-the-loop AI use is promoted to balance efficiency with maintaining the tax base.

Parsing Advances

Key Points

• Resilient LL parsing can cause non-consuming loops, especially in Pratt recursion.
• A TypeScript argument-list example shows how missing token consumption leads to infinite loops.
• Asserting parser advancement offers immediate error detection and stronger invariants.

50,000 drums of radioactive wastes were dumped near the Farallones, 1946 to 1970

Key Points

• USGS and federal partners narrowed offshore dredge disposal sites from six to three west of San Francisco.
• Nearly 50,000 waste drums were dumped (1946–1970) over a 350-square-nautical-mile area overlapping the sanctuary.
• Digitally enhanced sonar backscatter helps distinguish waste containers from geologic features; mapping covers ~15% of the area.

Vitest Browser Mode Guide

Key Points

• Runs component tests in real browsers with native Web APIs.
• Includes visual preview and visual regression screenshots.
• Stable in Vitest v4 and supports headless and CI execution.

Stranger Things Creator Says Turn Off "Garbage" Settings

Key Points

• Disable motion smoothing (TrueMotion/SmoothMotion) and other image enhancements for accurate viewing.
• Use presets like Dolby Vision Movie Dark, but manually verify settings are off.
• Avoid “Vivid” mode; Stranger Things S5 Volume 1 is now on Netflix with later volumes dated.

MongoDB Server Security Update, December 2025

Key Points

• MongoDB discovered and patched CVE-2025-14847 (“Mongobleed”) affecting MongoDB Server.
• Atlas fleet patching was completed across the majority by Dec 17 and the remainder by Dec 18.
• CVE publication occurred Dec 19, with patch details posted Dec 23.

100x (YC S22) Is Hiring a Founding Front End Engineer

Key Points

• Hiring founding frontend engineer in Bangalore with competitive salary and significant equity.
• Role involves visualization, dynamic MCP-driven UIs, high-performance streaming, and Chrome extension recorder.
• Tech stack includes React, TypeScript, Next.js, Tailwind, Zustand/TanStack Query, react-window/Jotai, MCP, WebSockets, and Chrome Extension APIs.

Show HN: A 45x45 Connections Puzzle To Commemorate 2025=45*45

Key Points

• Create 45 groups of 45 by pairing items two at a time.
• Score/Mistakes counters and a Deselect control support gameplay.
• The item set spans brands, technologies, public figures, and global locations.

Bye Bye Big Tech: How I Migrated to an Almost All-EU Stack (and Saved 500€/Year)

Key Points

• Proton’s integrated suite replaced multiple U.S. services, central to the new EU-focused stack.
• AI workflow uses Lumo AI and Mammouth to access models like Mistral, Flux, Claude Code, and Gemini.
• Hosting moved to Scaleway; tools shifted to Vivaldi, Ecosia, DeepL, Grammarly, and Superlist, yielding ~€500/year savings.

Outside, Dungeon, Town: Integrating the Three Places in Videogames (2024)

Key Points

• Defines Outside, Dungeon, and Town as core spatial categories in RPG/adventure games.
• Advocates for blurred boundaries and interconnected spaces to enhance discovery.
• Critiques overt instancing and plans to apply these concepts in a new game.

Hacking Washing Machines (39C3) [video]

Key Points

• Proprietary buses and hidden diagnostic interfaces in appliances are examined.
• Reverse‑engineering includes control board analysis, bus tracing, and firmware work.
• Outcomes enable cloud‑less integration of legacy devices into home automation.

Incremental Backups of Gmail Takeouts

Key Points

• Chunk mbox on 'From ' lines and content-address chunks with MD5 to enable incremental backups.
• Record chunk sequence to reliably reconstruct the original mbox despite reordering.
• Method yielded ~99.8K chunks for ~50.6K threads on a 5.7 GiB, 20-year Gmail archive.

Show HN: Cover letter generator with Ollama/local LLMs (Open source)

Key Points

• Generates unique cover letter PDFs for job applications.
• Supports multiple languages and offers a free option.
• Provides a self-hostable, open-source version on GitHub leveraging Ollama/local LLMs.

Show HN: A Claude Code plugin that catch destructive Git and filesystem commands

Key Points

• Blocks destructive Git and rm -rf commands; enforces safety via hooks.
• Allows safe alternatives and temp/cwd-limited deletions.
• Includes Strict Mode, wrapper/one-liner detection, and secret redaction.

The AI Noise

Key Points

• AI is presented as essential to workplace efficiency in software development.
• Engineering focus should shift toward mastering AI to build better, faster, and at scale.
• The AI tool ecosystem is expanding rapidly, led by major players and numerous smaller platforms.

Streaming compression beats framed compression

Key Points

• Share a single zstd context across messages and flush per message to enable streaming compression over WebSockets.
• Streaming compression reduced bandwidth by ~80% versus per-message zstd in a robot control workload.
• Protocol and library limitations (gRPC, tower‑http) may necessitate custom implementations for streaming compression.