Everyone is applauding this because they hate Trump, but take a step back and see the bigger picture. This could backfire in serious ways, and it plays to Trump's base's narrative that the mainstream media and tech giants are colluding to silence conservatives (and maybe there could even be some truth to that.) I know the Valley is an echo chamber, so obviously no one is going to ever realize this.
EDIT: Scroll down a bit, the original poster made their account private a few moments ago
That's what the tweet says, there are screenshots in the replies.
Which is an observation, and which is a directive? I think that is the key question that Twitter is dodging. They want to editorialize with their opinion as to which is which, but not for everyone.