This is a whole farm of accounts, I spent a lot of time, but I was able to identify
218 accounts:
https://bitcointalk.org/index.php?topic=2544574.msg41916434#msg41916434The income is more than 10K with the Facebook company, but now some are participating in the company's signature.
Now these accounts are participating in the eloncity bounty.
KYC for me is not a solution, because with my account rank I get a symbolic reward that would take risks by sending out my documents.