> I can switch from regex crate to PCRE2, and program performance will match C. Perhaps it would; those measurements have not been made. What does that have t

> I can switch from regex crate to PCRE2, and program performance will match C. Perhaps it would; those measurements have not been made. What does that have to do with re-writing libraries to make tiny toy programs run better? What does that have to do with program performance being a proxy for programmer effort?