TMiR 2026-06: React Compiler is getting rusty, what does AI mean for engineering culture

Transcript and URLs [**★ Support this podcast ★**](https://donate.stripe.com/14A4gyfrP5YS0Za6HbfMA04 "★ Support this podcast ★") [Reply on Bluesky](https://bsky.app/profile/did:plc:yfqlzwi66ubgasg5z6pjiudc/post/3mpowbsurtd2p "Reply on Bluesky") - (00:00) - This Month in React: June News Roundup - (00:11) - Intros - (02:24) - \React Router 8 - (05:29) - \Babel 8 - (07:05) - \Astro 7 - (09:03) - \TS 7.0 RC - (09:31) - ESM only, no programmatic API right now - (10:31) - \Nub JS, from Zod creator - (14:03) - \Legend List 3.0 with DOM support - (14:34) - \TSRX revamped the syntax - (16:18) - React Core news - (16:22) - \React Compiler in Rust is rolling out - (16:47) - \PR was merged after testing at Meta and improved - (17:24) - \Oxlint, SWC, RSPack, Next all integrating - (17:40) - \Rolldown tried integrating directly but removed due to binary size increase - (18:08) - \Bun tried optimizing the Rust Compiler code - (18:47) - Other core improvements - (19:07) - \Fragment Refs have been documented in canary - (21:31) - React DevTools MCP tools, including \component tree and \perf analysis APIs - (22:18) - React Foundation progress - (22:29) - There’s a(n early) \react.foundation website, advertising funding for maintainers and community groups - (25:30) - They’re gonna have a booth at \Chain React at the end of July - (26:01) - \Why is Meta destroying its engineering organization? - (32:36) - \AI demands more engineering discipline. Not less - (40:41) - Christoph Nakazawa posted his \“Modern Engineering Values” and how he uses AI - (42:31) - \Cloudflare bought VoidZero - (43:34) - NPM / security updates - (43:38) - \Github Actions allows enforcing pinned action SHAs - (44:11) - \GitHub Actions Has a Package Manager, and It Might Be the Worst - (45:17) - \NPM 12 will disable install scripts and Git deps by default - (46:15) - Code optimization still matters! - (46:43) - \TanStack Table cut memory in v9 by 90% on large lists by optimizing JS objects and \optimized TS perf - (47:15) - \Pierre Diffs was significantly optimized - has to handle virtualization, syntax highlighting, source loading - (48:27) - \CompileCat is a new optimizing compiler to improve JS execution after bundling, similar to Closure Compiler. (\the RSPack team says they’re working on something similar ) - (51:12) - \Mark’s React-Redux /+ signals draft perf PR and \updated React-Redux benchmarks repo - (52:41) - \Aurora Scharff’s preferred RSC component architecture - (53:24) - \Lovable projects now use TanStack Start by default