https://herbsutter.com/2018/09/20/lifetime-profile-v1-0-post...
"Update on C++ Core Guidelines Lifetime Analysis. Gábor Horváth. CoreHard Spring 2019"
https://www.youtube.com/watch?v=EeEjgT4OJ3E
While it might never be Rust like due to language semantics, it is way better than not having anything.