There are many useful and interesting comments in the discussion about this on r/rust. https://old.reddit.com/r/rust/comments/p0ul6b/when_zero_cost_abstraction

There are many useful and interesting comments in the discussion about this on r/rust. https://old.reddit.com/r/rust/comments/p0ul6b/when_zero_cost_abstractions_arent_zero_cost/ https://old.reddit.com/r/rust/comments/p0ul6b/when_zero_cost...