Issue 641 of This Week in Rust covers the latest community updates including project/tooling releases (Feedr v0.4.0, CGP v0.7.0, Ply 1.0), observations on Rust patterns with Postgres, zero-cost abstractions vs SIMD, and async futures. Walkthroughs include io_uring migration, formal methods for unsafe code, and compiling Rust to WASM. The Rust compiler saw 414 merged PRs with net performance improvements of ~0.8%. Library updates include atomic primitives refactoring, BTreeMap::merge optimization, and RangeToInclusive stabilization. Cargo received several bug fixes, and Clippy had false positive corrections. Upcoming Rust events are listed globally through April 2026.
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