Governments Snoop, Chips Race, AI Shivers!

Dependable C

Key Points

• Defines a portable, dependable subset of C to guide developers.
• Critiques complexity and limited support in C23/C2Y versus widely implemented features.
• Positions Dependable C as a functionality guide compatible with MISRA.

Revisiting "Let's Build a Compiler"

Key Points

• Legacy Pascal/68000 tutorial re-implemented in Python targeting WebAssembly.
• Repository includes TUTORIAL.md mapping original parts to modern code.
• Sample KISS program compiled to WASM demonstrates procedures and by-reference handling.

Very Important People

Key Points

• Harmless condensation from plane vents at Sea-Tac is described.
• Economy-class amenities and impersonal service are contrasted with recent VIP concert access.
• Multiple anecdotes detail chance encounters with celebrities like John Goodman and Martin Sheen.

Putting email in its place with Emacs and Mu4e

Key Points

• Mu4e integrates email into Emacs with offline access via IMAP and Maildir.
• OfflineIMAP, with Python, keyring, and google-auth, enables Google OAuth 2.0 securely.
• Google app passwords are deprecated; Fastmail still uses app passwords.

Are the Three Musketeers allergic to muskets?(2014)

Key Points

• The BBC adaptation shows more gunfire than Dumas’ novel.
• Matchlock muskets were heavy and impractical outside battlefields.
• The novel’s firearm moments feature a mousqueton and an arquebuse rather than muskets.

Stop Breaking TLS

Key Points

• TLS inspection acts as a MITM by decrypting and re-encrypting traffic.
• Centralizing trust in an organizational MITM key introduces significant security risk.
• Managing custom certificates across OSes, runtimes, and Kubernetes is complex and error-prone.

Big Tech are the new Soviets

Key Points

• Big Tech’s leading firms are portrayed as replacing markets with platform-based planning.
• Historical framing contrasts Adam Smith’s competition and Schumpeter’s monopoly-led innovation.
• Amazon’s algorithms are highlighted as an example of non-market coordination.

AWS Announces Graviton 5

Key Points

• M9g (Graviton5) instances claim best price performance for general-purpose workloads.
• Up to 25% compute gains over M8g, plus higher networking and EBS bandwidth.
• Customer tests show latency, performance, and throughput improvements across varied workloads.

Running Linux on a RiscPC – why is it so hard?

Key Points

• Debian 2.2 lacks a RISC OS bootloader for RiscPC, impeding installation.
• Debian 3.0 includes !dInstall with linloader but fails due to BusyBox crashing in the initrd.
• ARMv3 hardware constraints rule out Slackware/ArmedSlack, which needs ARMv4.

First PC Emulator Launched for Galaxy XR

Key Points

• First PC emulator for Galaxy XR released as Anjin Virtual Computer v7.2.0.
• Built on QEMU and supports Bluetooth keyboard input.
• Hands-based mouse with right-hand pinch for select and left-hand pinch for menu.

US could ask foreign tourists for five-year social media history before entry

Key Points

• ESTA applicants may need to submit five years of social media history.
• CBP and DHS filed the proposal, citing a Trump executive order on security.
• Expanded data includes phone numbers (5 years), emails (10 years), and family details.

Map of All the Buildings in the World

Key Points

• GlobalBuildingAtlas maps 2.75 billion buildings with ~30× finer resolution than comparable datasets.
• Interactive access and full data/code are available; methods were published in Earth System Science Data.
• Intended uses include socioeconomic analysis and climate modeling, with agency interest for risk assessment.

McDonald's pulls AI Christmas ad after backlash

Key Points

• McDonald’s Netherlands pulled its AI-generated Christmas ad after online backlash.
• The Sweetshop and TBWA\Neboko produced the 45-second generative AI advert.
• AI ads are rising among brands; reception varies, with Coca-Cola’s campaign showing positive sentiment.

Apple Faces Scrutiny as Sanctioned Entities Slip Through App Store Controls

Key Points

• Watchdog found banned or sanctioned entities’ apps still available in Apple and Google app stores.
• Bans were linked to human rights abuses in China and facilitating the war in Ukraine.
• The issue affects both app ecosystems, indicating gaps in enforcement of bans.

Taxing Growth

Key Points

• Proposal for a staged 20% flat tax and abolition of National Insurance to boost output.
• Regulatory instability is cited as a key obstacle to investment, with housing and banking examples.
• UK tech and digital services are thriving, aided by lighter, more stable rules compared to EU frameworks.

Tech for Small vs. Big Firms

Key Points

• Large firms adopt tech for future-proofing and client prestige.
• Smaller firms use tech to cut administrative work and scale client volume.
• Shorter procurement cycles give small firms agility versus multi-year contracts at large firms.

I Tried the New Android XR Smart Glasses from Google and XReal

Key Points

• Google’s Android XR and XReal’s Project Aura center on developer tools for smart glasses.
• The focus is on practical, everyday use rather than novelty.
• PCMag provides hands-on impressions indicating progress toward mainstream viability.

The New Kindle Scribes Are Great, but Not Great Enough

Key Points

• Two new models: Colorsoft (color) and 3rd Gen (monochrome), both with 11-inch displays.
• Cannot write directly on ebooks remains a limitation.
• Launch pricing: $630 (Colorsoft, 32GB) and $550 (3rd Gen, 32GB).

New benchmark shows top LLMs struggle in real mental health care

Key Points

• MindEval evaluates LLMs via realistic, multi-turn therapy simulations with automated clinical scoring.
• The framework targets benchmark gaps: competence over knowledge, dynamic over static, and expert validation over “vibes.”
• Sword Health open-sourced MindEval’s prompts, code, and datasets to foster a community standard for safe mental health AI.

How Much Wealth an AI Stock Market Crash Could Destroy

Key Points

• U.S. stocks up 71% since ChatGPT’s 2022 launch; S&P 500 >175% of GDP by mid-2025.
• Nvidia hit $5 trillion valuation; OpenAI reportedly targeting $1 trillion IPO valuation.
• A dotcom-scale crash could cut U.S. consumption by ~$500 billion (1.6% of GDP).

In New York City, Congestion Pricing Leads to Marked Drop in Pollution

Key Points

• $9 peak-hour toll began in January; traffic down 11%, accidents down 14%, noise complaints down 45%.
• Cornell study (npj Clean Air) reports a 22% drop in particulate pollution in affected Manhattan areas.
• Improvements exceed results in Stockholm and London and extend across the NYC metropolitan area.

How to Leave the USA

Key Points

• G.T.F.O. Tours runs an orientation tour in the Netherlands for Americans considering relocation.
• Debi and Bane plan a permanent move in January, driven by political and economic concerns.
• The couple’s military background and financial pressures significantly inform their decision to leave the U.S.

Writing an Outlook Add-in in Rust

Key Points

• Tritium integrates into Outlook via an attachment context menu entry point.
• Legacy Outlook is targeted using COM; New Outlook uses WebView and JavaScript.
• Rust and the windows-rs crate implement COM interfaces for the add-in.

Volcanic eruptions set off a chain of events that brought Black Death to Europe

Key Points

• Volcanic activity around 1345 caused consecutive cold, wet summers evidenced by tree rings.
• Mediterranean crop failures prompted Italian city-states to source grain from the Black Sea.
• Maritime trade routes inadvertently carried Yersinia pestis, enabling the Black Death’s spread.

Launch HN: InspectMind (YC W24) – AI agent for reviewing construction drawings

Key Points

• AI-driven plan checking flags drawing inconsistencies across disciplines before construction starts.
• Technical approach replaces hard-coded rules with multimodal parsing and spatial checks.
• Pay‑as‑you‑go pricing and minutes-to-hours latency support diverse project scales.

Qwen3-Omni-Flash-2025-12-01：a next-generation native multimodal large model

Key Points

• Upgraded multimodal model with real-time, simultaneous text and speech streaming.
• Expanded control via customizable system prompts (persona, tone, length).
• Documented benchmark gains across text, code, speech, image, and video.

England Historic Aerial Photo Explorer

Key Points

• Access over 400,000 digitised aerial images from the Historic England Archive.
• Newly added WWII collection: 20,000 US Army Air Forces photos from 1943–1944.
• Ongoing updates and free search support for undigitised materials.

Qualcomm acquires RISC-V focused Ventana Micro Systems

Key Points

• Qualcomm acquired Ventana Micro Systems to bolster RISC-V and CPU capabilities.
• Ventana’s RISC-V ISA expertise will support Qualcomm’s custom Oryon CPU development.
• Ventana is a RISC-V chiplet developer founded in 2018 and based in Cupertino.

Show HN: Bloodhound – Grey-box attack-path discovery in Rust/Go/C++ binaries

Key Points

• Continuous architecture validation focusing on real attack paths and proven crashes.
• Automated remediation with production-ready PRs and CI/CD integrations.
• Compliance reporting in SARIF 2.1, PDF, CSV, and JSON formats.

DeepSeek uses banned Nvidia chips for AI model, report says

Key Points

• DeepSeek allegedly sourced restricted Nvidia Blackwell chips via overseas data centers and third countries.
• Nvidia denies substantiated knowledge of smuggling; DeepSeek offered no comment.
• H200 shipments to China were permitted recently, but Blackwell exports remain banned.

Why the Sanitizer API is just `setHTML()`

Key Points

• Double parsing with differing contexts enables mXSS.
• setHTML parses once with the correct context and sanitizes before insertion.
• Replacing innerHTML with setHTML yields safer, equivalent behavior.

Golang's big miss on memory arenas

Key Points

• Go’s GC can bottleneck workloads with many short-lived objects.
• Memory Arenas were proposed to reduce GC overhead via pooled, bump-pointer allocation.
• The Go team put arenas on indefinite hold citing safety issues like use-after-free.

Factor 0.101 now available

Key Points

• UI rendering overhaul, HiDPI fixes, and Unicode 17.0.0 update
• Neovim plugin support plus many new vocabularies and tools
• Multiple backward-compatibility changes requiring code and schema updates

Super-Flat ASTs

Key Points

• AST nodes using owned strings are replaced with interned identifier IDs.
• Benchmarking uses throughput (LOC/s) and maximum memory usage across inputs up to 100 MB.
• Memory usage scales approximately linearly; throughput plotted vs log10(input size).

Deprecations via warnings don't work for Python libraries

Key Points

• urllib3 v2.6.0 removed deprecated APIs, then restored them after user breakages.
• DeprecationWarning proved ineffective due to being ignored by default in Python.
• Proposed solutions include custom warnings or SemVer with frequent major releases.

Australia begins enforcing world-first teen social media ban

Key Points

• Australia enforces a ban on social media for under-16s with fines up to A$49.5 million.
• Early enforcement: TikTok deactivated ~200,000 accounts; about 1 million children affected.
• Global interest from the EU and several countries in studying or emulating the policy.

Typewriter Plotters (2022)

Key Points

• Panasonic Penwriter models vary in connectivity: RK-P400C (built-in RS-232), RK-P440 (K-100 interface), RK-P200C (standalone).
• Connectivity standards include RS-232, Centronics parallel, DE-9, and DB-25 ports via the K-100 interface.
• Silver Reed EB50 functions as a plotter through its parallel port and supports text and business graphics.

RoboCrop: Teaching robots how to pick tomatoes

Key Points

• Model estimates ‘harvest‑ease’ to guide tomato-picking robots.
• Combines image recognition with statistical analysis to select approach direction.
• Achieved 81% success rate; side approaches often succeeded after front failures.

Exploiting silent delivery receipts to monitor users on instant messengers

Key Points

• Silent delivery receipts can be exploited to monitor user activity and device details.
• The technique enables battery and data-draining attacks without user notifications.
• WhatsApp and Signal are among vulnerable platforms; design changes are recommended.

Valve: HDMI Forum Continues to Block HDMI 2.1 for Linux

Key Points

• Steam Machine hardware supports HDMI 2.1 but is limited to HDMI 2.0 on Linux.
• AMD’s Linux HDMI 2.1 driver was rejected by the HDMI Forum.
• Workarounds include chroma subsampling and DP 1.4 to HDMI 2.1 adapters (without official VRR).

Is It a Bubble? By Howard Marks

Key Points

• Distinguishes between industry behavior and investor behavior in assessing an AI bubble.
• Emphasizes intrinsic value versus price, with investor psychology driving deviations.
• Uses historical parallels (railroads) and the concept of “irrational exuberance” to explain bubble dynamics.

Auto-grading decade-old Hacker News discussions with hindsight

Key Points

• Automated pipeline grades December 2015 Hacker News discussions using GPT 5.1 Thinking.
• Data collected via Algolia API; results rendered as static HTML and published.
• Code and outputs are available (karpathy/hn-time-capsule; karpathy.ai/hncapsule).

Gundam is just the same as Jane Austen but happens to include giant mech suits

Key Points

• Gundam and Jane Austen share core themes of duty, social position, and personal desire.
• Austen’s narratives use marriage and class to show institutional constraints.
• Gundam’s stories depict personal motives operating within military/political systems.

Israel used Palantir technologies in pager attack in Lebanon

Key Points

• UN OHCHR said the attacks violated international law and constituted war crimes.
• A biography by Michael Steinberger claims Israeli agencies used Palantir software in Gaza and Lebanon operations.
• HRW and AP reported significant casualties and severe injuries from the pager and walkie-talkie blasts.

Show HN: A 2-row, 16-key keyboard designed for smartphones

Key Points

• Introduces a two-row, 16-key smartphone keyboard concept.
• Provides images illustrating layout and a visual comparison of variants.
• Functions as a design showcase without technical performance details.

Show HN: MCPShark – Traffic Inspector for Model Context Protocol

Key Points

• MCPShark inspects MCP traffic between clients and servers.
• It consolidates requests, responses, tools, and resources.
• Optional “Smart Scan” flags risky tools/configurations.

Show HN: Automated license plate reader coverage in the USA

Key Points

• Uses OSM data and shortest-path analysis to estimate ALPR exposure on routine trips.
• Flags roads within proximity to tagged surveillance nodes as under surveillance.
• Results depend on accurate community tagging; data refreshes weekly.

Super Mario 64 for the PS1

Key Points

• Targets PSX/PC with PSX-specific optimizations and DualShock rumble support.
• Requires original US ROM; many features are experimental with numerous known issues.
• Linux build uses mipsel-none-elf-gcc and can produce a PSX ISO; benchmark build needs 8MB RAM.

Terraform CDK has been phased out

Key Points

• CDKTF reaches end-of-life on December 10, 2025; repository becomes read-only on GitHub.
• Migration path: use “cdktf synth --hcl,” then manage with Terraform CLI.
• No further updates or compatibility fixes; MPL license enables community forks.

Intermittent Hypoxia Increases Blood Flow and Benefits Executive Function

Key Points

• One IH session led to faster antisaccade reaction times 30 minutes post-intervention.
• Hypoxia decreased oxygen saturation and increased cerebral blood flow (p < 0.001).
• No immediate EF change and no correlation between hemodynamic shifts and EF benefit.

Terrain Diffusion: A Diffusion-Based Successor to Perlin Noise

Key Points

• Introduces Terrain Diffusion and the InfiniteDiffusion algorithm for infinite, real-time terrain synthesis.
• Uses hierarchical diffusion models plus Laplacian encoding to achieve coherent, stable planet-scale outputs.
• Provides an open-source infinite-tensor framework and applies consistency distillation for efficient generation.

Scientists Create Ultra Fast Memory Using Light

Key Points

• First regenerative photonic memory (“photonic latch”) built on a commercial silicon photonics platform.
• Stores data as light and regenerates signals, aiming to eliminate optical–electrical memory bottlenecks.
• Simulation studies indicate a path to full photonic SRAM and commercial scalability via foundry processes.

Largest EV manufacturer is coming to the Western market

Key Points

• Yadea enters the UK and Europe with four electric two-wheelers via True Enterprises.
• Models span from the GFX e-moped to the Keeness motorcycle, with ranges of 30–80 miles and top speeds up to 68 mph.
• All models include a two-year warranty, removable batteries, GPS tracking, and connected anti-theft features.

EFF Launches Age Verification Hub as Resource Against Misguided Laws

Key Points

• EFF launches an age verification resource hub amid expanding U.S. and international laws.
• EFF argues age verification methods raise privacy risks and advocates for comprehensive privacy legislation.
• Upcoming EFF events include a Reddit AMA (Dec. 15–17) and a Jan. 15 livestream panel.

I got an Nvidia GH200 server for €7.5k on Reddit and converted it to a desktop

Key Points

• Purchased a dual GH200 system for €7,500 from a Reddit listing and verified the seller before buying.
• Specs include dual Grace CPUs + H100 GPUs, 1.152TB fast-access memory, and high-bandwidth NVLink‑C2C.
• Converted, non‑rackable system was adapted for desktop use and now runs 235B‑parameter models locally.

Getting a Gemini API key is an exercise in frustration

Key Points

• Gemini 3 Pro access requires a developer API key and is in preview, per the article’s account.
• API keys can be created in Google AI Studio and verified with Gemini CLI.
• Google’s Gemini branding spans many overlapping products, complicating purchase and onboarding.

When Would You Ever Want Bubblesort?

Key Points

• Bubble sort can be advantageous on very small arrays within hybrid strategies.
• Insertion sort is commonly preferred for small-array sorting in production.
• Bubble sort’s incremental passes suit game development rendering constraints.

Rubio orders return to Times New Roman font over 'wasteful' Calibri

Key Points

• Rubio orders a return to Times New Roman at the State Department, effective 10 December.
• Reversal of Blinken’s 2023 Calibri policy, originally adopted for accessibility.
• State Department says the change aligns with President Trump’s professional communications goals.

Show HN: VoxCSS – A DOM based voxel engine

Key Points

• DOM-based voxel rendering with CSS and HTML, supporting shapes, textures, and projections.
• Framework wrappers (Vue/React/Svelte) with VoxCamera and VoxScene; install via npm or unpkg.
• Performance features include culling and mergeVoxels; supports MagicaVoxel imports via parseMagicaVoxel.

How Google Maps allocates survival across London's restaurants

Key Points

• Google Maps’ prominence signal amplifies visibility based on reviews, brand recognition, and web presence.
• Feedback loops create cumulative advantage favoring chains and central locations.
• An ML model (HistGradientBoostingRegressor) estimates expected ratings to isolate platform visibility effects.

Should CSS be constraints?

Key Points

• CSS’s complexity prompts consideration of constraint-based layout systems.
• Cassowary enables efficient, incremental constraint solving and is used in iOS.
• Constraint systems risk under- or over-determination, requiring defaults, optimization, or weights.

Common Lisp, ASDF, and Quicklisp: packaging explained

Key Points

• CL uses namestrings and pathnames for file paths, with #P denoting pathnames.
• LOAD may pick source or compiled files; COMPILE-FILE creates faster-loading FASL files.
• PROVIDE/REQUIRE is deprecated; packages are namespaces (e.g., CL-USER).

Sharding to Contain the Blast Radius of Data Breaches

Key Points

• Sharding is presented as a security strategy to bound breach impact in multi-tenant SaaS.
• Zero Trust and tenant isolation principles support designing for limited data exposure per failure.
• Mimir’s “Shard on User Access” model withholds server context to prevent unauthorized data pivoting.

OpenRouter Broadcast

Key Points

• Broadcast automates trace export from OpenRouter to external observability tools without extra instrumentation.
• Supported destinations include Braintrust, Datadog, Langfuse, Weave, S3, and OTel Collector, with many more coming soon.
• Traces carry detailed metadata (tokens, costs, timing, model info) and support user/session IDs and API key-based filtering.

VCMI: An open-source engine for Heroes III

Key Points

• Open-source engine that enhances Heroes III but requires original data files.
• Extensive, conflict-free mod support with an integrated launcher for easy mod management.
• Cross-platform availability across Windows, Linux, macOS, iOS, and Android, plus GUI improvements.

Patterns.dev

Key Points

• Free resource compiling design, rendering, and performance patterns.
• Applicable to vanilla JavaScript and modern frameworks.
• Aims to help developers build robust, efficient web applications.

Anacondas Have Been the Same Size for over 12 Million Years, Fossils Reveal

Key Points

• Miocene anacondas measured about 4–5 meters, matching modern sizes.
• Analysis of 183 vertebrae from Venezuela supports long-term size stability.
• Ancestral state reconstruction corroborates the fossil-based estimates.

Vibe coding is mad depressing

Key Points

• AI-era client behavior introduces AI-generated code that is hard to integrate cleanly.
• Standard Git practices are sometimes bypassed, including force pushes to main.
• Single-file, mixed-layer SwiftUI implementations have been shipped to the App Store.

3D-Printed Carotid Artery-on-Chips for Personalized Thrombosis Investigation

Key Points

• Ultrafast glass-substrate DLP 3D printing cuts device fabrication to under 2 hours with ~100% success.
• CTA-derived chips replicate complex carotid anatomy and preserve hemodynamics validated by CFD.
• High shear zones on-chip show 7–10× platelet translocation, enabling shear-dependent thrombosis studies.

Incomplete List of Mistakes in the Design of CSS

Key Points

• Advocates border-box as the default and more consistent axis/shorthand ordering.
• Calls for unified color function syntax and systematic naming (e.g., current-color).
• Proposes eliminating margin collapsing and standardizing stacking/z-order behavior.

Python Workers redux: fast cold starts, packages, and a uv-first workflow

Key Points

• Pyodide-backed package support and uv-first workflow for Python Workers
• Memory snapshots yield much faster cold starts vs. Lambda and Cloud Run
• Global edge deployment, free tier, and advanced features like Durable Objects