Yes, I obviously look at this from the Admin-Mod point of view, whose tasks are often related to misbehaving community members. Although I don’t see any problem having the negative metrics available for the public - actually quite the opposite.
If you are a troll, you deserve to be known as one. In effectively moderated forum the troll-baits are quickly flagged or moderated out of sight, so an unsuspecting user may not be aware that he is dealing with a person known for trolling or other bad behavior.