How much of an architectural change does the borrow checker require? It feels to me like a pretty central part of Rust, and you can't just translate all the fil

How much of an architectural change does the borrow checker require? It feels to me like a pretty central part of Rust, and you can't just translate all the files one to one, then refactor out the unsafe blocks, it might need a full think through and project analysis to make it actually work with rust, instead of being forced into rust