This is what the report function is for.
I did reported few but when I saw 21 then 46 etc then I thought to have the mods attention.
Banned.
Thank you. I can relax now LOL
Again most likely another case of hacking. Ban the account unless he can sign a BTC address (good luck with that, given how slow the process is).
"
This user's password was reset recently." So the doubt is strong.
PS: Locking the topic