https://twitter.com/rustlang/status/1466442987035111430 Pantsbuild retweeted: Announcing Rust 1.57.0! 🎊🎊🎊 you can now panic in const contexts, have custom Cargo profiles, and try_reserve on ma… https://twitter.com/i/web/status/1466442987035111430 Twitter

https://blog.rust-lang.org/2021/12/02/Rust-1.57.0.html#cargo-support-for-custom-profiles @witty-crayon-22786 @fast-nail-55400 I was reading just yesterday about some more performance optimizations we could be making, but it would make compiles even slower How about we use a profile for release vs. python development vs. rust development (debug)? The defult is python development, which isn't as slow as debug but also not as fast as release

hm… unless release became more than 2x slower, i’m not sure i would worry about breaking into three profiles