#reactivity

#reactivity

Great developer experience feels amazing, until your design system starts breaking down. Here's why good DX isn't enough and what makes teams scale successfully. Peter Aideloje Oct 14, 2025 9 min read Discover what's new in React 19.2, which features long-awaited features like the Activity API and the useEffectEvent Hook.

Reacting is what happens when you move through your day on autopilot. You're constantly fielding every ping, every request, every "got a minute?" as it comes in. It's like playing a never-ending game of whack-a-mole-emails, Slack messages, kid drop-offs, last-minute meeting invites-pop, pop, pop. You are so concerned with responding quickly to each one that you never stop to ask yourself whether it deserves your time or energy in the first place.