This might be a bit late as it looks like we've already moved on, but just in case anyone is tempted to return to it, let's leave the off-topic moral philosophy which was threatening to derail this thread which was specifically about motivations for evil runs. I think we all can understand that question well enough to have a good discussion about it without needing to settle the questions of what evil is or whether we should we be realist or relativist about it.
