July 8, 2026
Thumbs at dawn
A bug which affected only left handed users
Lefties say they’ve been fighting accidental taps for years — and the comments got gloriously chaotic
TLDR: A blog bug was making comment boxes pop up for people scrolling with their left thumb, and the fix came seven years later after removing a small bit of unnecessary code. The comments stole the spotlight, with lefties, mixed-hand phone users, and "sausage fingers" survivors turning it into a very funny fight over who really suffers most on mobile.
A tiny website bug turned into a full-blown thumb-war in the comments after one blogger discovered his page was randomly popping open reply boxes for people scrolling with their left hand. The cause was hilariously petty: the reply link sat on the left side, so left-thumb scrollers were brushing it by accident while right-hand users sailed on in blissful ignorance. After seven years, the fix was basically just deleting a couple of lines of code — which only made the whole saga feel even more absurd.
But the real show was the crowd piling in with their own tales of accidental chaos. One reader said LinkedIn is basically a minefield for lefties, with unwanted likes flying out mid-scroll. Another shattered the neat "lefties vs righties" split by admitting they’re right-handed but still hold their phone in the left hand, instantly turning the debate into a messy, very relatable "actually, lots of us do this" moment. And then came the jokes: one commenter crowned left-handers "the sinister", neatly escalating the blog’s mock-religious anti-lefty bit into full meme territory.
There was also some wonderfully human grumbling from the "sausage fingers" camp, because apparently age, thumbs, and touchscreens are a cursed combination no matter your handedness. The vibe overall? Equal parts sympathy, mockery, and "how on earth did this survive for seven years?" It’s the kind of tiny internet drama everyone recognizes: a silly bug, a ridiculously simple fix, and a comments section suddenly acting like the stage for the Great Thumb Schism of mobile browsing.
Key Points
- •The author says a mobile scrolling bug on their blog caused a comment reply box to appear unexpectedly during scrolling.
- •The issue was linked to the reply link being on the left side of the page and being triggered during left-thumb scrolling.
- •The author traces the behavior to a touchstart listener added to link clicks in 2017.
- •The article says the likely original rationale was to avoid an old 300ms mobile click delay tied to double-tap zoom behavior.
- •The author says they fixed the issue by deleting a couple of lines of code.