> Comments are not a real thing, RFC be damned. Comments are and should be a real thing. They are, for example, how to use service-specific email addresses wh

> Comments are not a real thing, RFC be damned. Comments are and should be a real thing. They are, for example, how to use service-specific email addresses when using a mail provider who does not treat + as a folder extension (jack+suzy@provider.invalid is a perfectly valid email address for Jack & Suzy). FWIW, I tested recently, and Google do exactly the Right Thing™ with comments in email addresses: they deliver the mail.