Mail Goggles - apparently released in 2008[0]. I can't find it, so I don't think it exists anymore. [0] https://gmail.googleblog.com/2008/10/new-in-labs-stop-s

Mail Goggles - apparently released in 2008[0]. I can't find it, so I don't think it exists anymore. [0] https://gmail.googleblog.com/2008/10/new-in-labs-stop-sending-mail-you-later.html https://gmail.googleblog.com/2008/10/new-in-labs-stop-sendin...