Who would like Rust in CPython 3.15?
@emmatyping and Kirill Podoprigora "propose introducing the Rust programming language to CPython. Rust will initially only be allowed for writing optional extension modules, but eventually will become a required dependency of CPython and allowed to be used throughout the CPython code base."
https://discuss.python.org/t/pre-pep-rust-for-cpython/104906