nprofile1qy2hwumn8ghj7un9d3shjtnddaehgu3wwp6kyqpqua7ld4as3dplpjfwdws9mk57y6cjrm4scxtcwhm825r7u02hul2qr6jqvx (nprofile…jqvx) "///" means "this is a docstring for the thing that *follows*", while "//!" means "this is a docstring for the thing I'm *inside of*".
https://doc.rust-lang.org/reference/comments.html#examples