The scope of the Kernel-based Virtual Machine tests was particularly striking, accounting for a relatively large portion of the changes, mainly due to renaming components to align with kernel conventions.
The core appeal of the Codex app is its ability to multitask. Instead of talking to one AI at a time, developers can run multiple coding agents in parallel. Each task is kept in its own "worktree," meaning the agents can tinker with the code simultaneously without creating a tangled mess of conflicting changes.
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.
