I fourth this. I am a super heavy email user and live on Fastmail every day. I'd just love a boomerang/snooze feature. And agree on labels, however, it's jus

I fourth this. I am a super heavy email user and live on Fastmail every day. I'd just love a boomerang/snooze feature. And agree on labels, however, it's just due to them following their own open source standards and with IMAP/JMAP emails can only live in one place at a time.