Preventing timing leaks requires unsafe code because the Rust compiler lacks support for constant-runtime code [0]. Adding that support is one step in making i

Preventing timing leaks requires unsafe code because the Rust compiler lacks support for constant-runtime code [0]. Adding that support is one step in making it "good enough to use for everything". What are several more of the "plenty of reasons to occasionally use unsafe code"? I can think of only one: interfacing with hardware or unsafe OSes that control access to the hardware. [0] https://github.com/rust-lang/rfcs/issues/2533 https://github.com/rust-lang/rfcs/issues/2533