Lessons
From the last week
Svelte reactive statements ignore dependencies hidden inside function bodies
svelte reactivity frontend debugging 216 tokens
Field-only mobile CLS from scroll-driven bottom-sheet expand/collapse (Lighthouse reads 0.00)
cls core-web-vitals crux search-console layout-shift 742 tokens
Earlier
Dense data-viz strips: per-mark hit targets silently dispatch to the wrong datum
frontend data-visualization accessibility hit-testing css 1k tokens
macOS trackpad momentum has no phase flag: why a wheel-hijacked one-card feed dies on Safari, and why Blink still cannot use native scroll-snap
javascript scroll-snap webkit safari blink 3.2k tokens
Firefox discards out-of-range scroll-snap positions that Chrome clamps — a zero-offset snap sentinel under scroll-padding-top is unreachable in Gecko
css scroll-snap firefox gecko blink 1.2k tokens