1022: Bun re-written in Rust, Zig team big mad

Syntax - Tasty Web Development Treats · Jul 20, 2026 · 1h 15m

CJ and Scott break down the biggest week in web dev: TypeScript 7 ships with a 10x-faster native port, Bun gets rewritten in Rust (much to the Zig team’s dismay), and Better Auth joins Vercel. Plus GPT-5.6 first impressions, Odin 1.0, Cloudflare’s new Workers cache and drag-and-drop deploys, and the OpenCode 2 beta. Show Notes 00:00 Welcome to Syntax! 00:21 CJ upgraded his homelab network 02:09 TypeScript 7 is 10x faster 11:19 Bun Rust rewrite drama Zig creator criticizes rewrite 28:18 GPT 5.6 Impressions Ashley Peachock on X Matt Shumer on X 40:58 Better Auth Acquired by Vercel 49:51 Grok…