Nobody has lost interest, the language maintainers have been pushing on this problem for years. Scroll back through Niko's blog posts and see how many of them a

Nobody has lost interest, the language maintainers have been pushing on this problem for years. Scroll back through Niko's blog posts and see how many of them are related to improving async: https://smallcultfollowing.com/babysteps/ https://smallcultfollowing.com/babysteps/ The reason that progress appears slow is because the next steps for async improvement have required extending the type system, and doing that properly (making sure not to introduce unsoundness) required a massive overhaul to the type checker, and forming an entire new team solely dedicated to the verification of the type system. Here's the most recent update on that work: https://blog.rust-lang.org/inside-rust/2023/07/17/trait-system-refactor-initiative.html https://blog.rust-lang.org/inside-rust/2023/07/17/trait-syst...