I asked in #support, it is being taken care of.
Continue to report rule breaking posts as usual.
/thread
(By the way the main problem is that there is no anti-bot thing to stop people mass registering. It just checks to see if the text in a text box is null or empty, so if you simply make a custom form with just the username then you can register accounts. You don't need password/email/verification. It is pretty um... pretty bad.)