Why? The zones were clearly marked as PvP areas. There was only one area at that. The only rewards you could really obtain from the area were PvP rewards?
Hell, there were even times me and a bunch of other 40s took down a level 50 or two. Super controlled PvP is boring PvP. The unexpected is what made it so fun.
http://www.youtube.com/watch?v=wYlkh8PRc7w i.e. this vid. An unexpected encounter, turned out to be the source of epic awesomeness.