User blog comment:Meighan/Wiki Wisdom: Reacting to Trolls and Vandalism/@comment-1025281-20111112001636/@comment-3441771-20111112005136

Oh yes I agree, in my earlier post I was refering to vandals, but if there is any doubt about whether the user meant to make a "bad" edit, then I would "assume good faith" like you said. But sadly, I guess your point two is closer to the mark most of the time.