Can you imagine Slack letting people DM strangers in another org? Think of the abuse. Oh wait, it did do that

Chat app that was supposed to save us from unsolicited email warms to unsolicited messaging. Now it's kinda walked that back

Updated  Slack, which became popular as a team chat app in part because it's not email, is now letting users invite anyone, via email, to correspond using direct messages in the Slack app.…