> You can sign up for emails that go into the black hole of your inbox I feel like Slack has already become a black hole equal to my Inbox in all respects and

> You can sign up for emails that go into the black hole of your inbox I feel like Slack has already become a black hole equal to my Inbox in all respects and am hopeful that the Interoffice Mail envelope will stage a comeback for the things I really need to see.