User blog comment:Ootwar/Vote for Featured Article and Featured User of March 2019/@comment-25448820-20190219153437/@comment-25448820-20190220071715

The thing is with polls, IP addresses can vote, meaning you could just keep voting for yourself by resetting your modem a hundred times.

Also, I should mention, even blocked users can vote on polls, meaning Kaylor could vote if he wanted to as well.