Really wish using the at-here and at-channel handles in Slack popped up a confirmation dialog saying something like "You are about to send notifications to 203 people. Are you sure?"
@lmorchard Wait, I could have sworn it did that for at-channel
@zigg @lmorchard The alert is called Shouty Rooster! Works for @channel in rooms with more than 8 people. https://twitter.com/josh_davidovich/status/966007097258373120?s=21
This is my Mastadon instance.
There are many like it, but this one is mine.