Korner hasn't been Autobanned, as far as I know he serves a temporary ban.
As far as I know even during a temporary ban it is forbidden to use alternate accounts. Or has something changed?
25. Ban evasion (using or creating accounts while one of your accounts is banned) is not allowed.[e]
Examples:
25. If you get banned (temporarily or permanently) and create a new account to continue posting / sending PMs, it's considered ban evasion. The only exception is creating a thread in Meta about your ban.
That's what xandry wrote about korner's ban:
korner зaбaнeн.
Пo ocтaльным кoммeнтaм oтпишycь пoзжe.
P.S. Now
reckon actively spamming their messages.
The algorithm of his actions is:
1. Recon creates 5 messages
2. Then he's waiting for 1-2 hours until the topics fall down.
3. Then he copies and pastes his own posts
4. Deletes old messages.
Result:

reckon also posted a screen with the ban korner:

Which proves once again that it's the same person.