@f0x if you're interested, I think @forestjohnson grew his own proof of work captcha. Not sure the state of it, but thought I'd mention.
@starless @forestjohnson oh yeah, I remember that!
Sadly it seems these are people manually creating spam accounts, so none of these solutions really work, short of doing approval based signups :|
@f0x "write me a haiku" connected with pythons syllable thing might be fun, but maybe too easy to scam