> Rust is a bit too awkward to use in many cases where C++ is used (particularly with unsafe Rust), and inherits some of the hyper-modern complexities/insanities of C++.

Rust has a sensible model for language evolution, so its overly complex warts can be fixed over time. I do agree that unsafe Rust is not yet on par with the usability of C++ (given the huge pitfalls inherent in interfacing Safe and Unsafe Rust) but this is improving quickly.