Character is how you deal with people who aren't nice.
It's amazing to me how many people have still not come to terms with that truth. It's written in the oldest books in the world. I think it's particularly apt for the Internet age when conversations with strangers happen regularly.
My point is just that there _is_ a drastic difference between Zed-in-person and Zed-online.
He came into a lightning-talk session at railsconf, cut in line to talk about his next project (Utu), and then left without listening to any other talks.