simonwillison.net·May 14, 2026
Mitchell Hashimoto highlights the increasing flexibility of programming languages, noting that Bun's ability to switch from Zig to Rust in a short time illustrates how languages are becoming less of a lock-in and more interchangeable. This trend suggests that languages like Rust can be easily replaced if necessary.
The key insight for you is the increasing fungibility of programming languages, exemplified by Bun's rapid port from Zig to Rust. This trend suggests a shift away from language lock-in, highlighting the importance of adaptable AI coding tools and workflows that can seamlessly integrate with various programming languages to maximize productivity and flexibility.