No specific client, though I mention gmail in the appendix. That's a good idea for implementing snooze! The only thing missing is that you can't easily choose

No specific client, though I mention gmail in the appendix. That's a good idea for implementing snooze! The only thing missing is that you can't easily choose the amount of time to snooze. I don't know how you could approximate the other two (re-ping and auto-expire) with just folders and filters. Eager to hear more ideas...