Yes. He uses sockpuppets for voting, so presumably he uses them for upvoting himself as well. But most comments of his that I have seen I would expect to have positive (1 or 2) karma from anyone else as well, and if his comments were sufficiently horrible people would downvote him enough to overwhelm any amount of sockpuppets.
Yes. He uses sockpuppets for voting, so presumably he uses them for upvoting himself as well. But most comments of his that I have seen I would expect to have positive (1 or 2) karma from anyone else as well, and if his comments were sufficiently horrible people would downvote him enough to overwhelm any amount of sockpuppets.