Designing Stable Interfaces For Streaming Content — Smashing Magazine

Building stable streaming UIs requires solving three core problems: scroll management, layout shift, and render frequency. The post walks through practical JavaScript patterns for each — using a scroll threshold flag to detect user intent, writing directly into live DOM text nodes instead of rebuilding innerHTML on every tick, and batching DOM updates with requestAnimationFrame. It also covers handling interrupted streams cleanly (clearing buffers, removing cursors, showing retry options), and accessibility considerations including aria-live regions, keyboard navigation, and respecting prefers-reduced-motion by skipping typewriter animations entirely.