Please. Captcha by default. Email domain filters. Auto-block federation from servers that don't respect. By default. Urgent.
And yes, to refute some comments, this publication is being upvoted by bots. A single computer was needed, not "thousands of dollars" spent.
It’s still not required in this case…
Then that has changed at some point. Used to be that if you registered it with a dot in the name, you had to always use that dot.