Invites they rule

Could not sleep, crawling on Habra. I noticed an interesting thing in the people section:

New people

zicratov 00:47 - Karma -2, posts 0, comments 0
Rideamus on November 12, at 21:34 - karma 1, posts 0, comments 0
Petr0vich on November 12, at 17:33 - karma 1, posts 0, comments 0
bogacci on November 12, at 17:22 - karma 0, posts 0, comments 0
Er0pb1412 November, at 16:41 - karma 0, posts 0, comments 0
minution on November 12, at 14:16 - Karma 2, posts 0, comments 0
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Question: who hurt zicratov