A tiny bit of effort that is equivalent to the effort of checking for nil that an experienced developer will do out of habit and a new developer may not know to do.
Maybe if .unwrap() were the only bit if extra busywork Rust had you do, then it would make a difference, but Rust has the poor…
…inexperienced dev going around removing muts from variables they write to once and adding lifetime annotations to structs to answer a question that has only one possible answer, not to mention hunting down all the hidden mut refs they didn’t know they were borrowing.
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Maybe if .unwrap() were the only bit if extra busywork Rust had you do, then it would make a difference, but Rust has the poor…