I think Guild Wars will actually be a better success. It's been tested by many players on a central server (via a peer-to-peer styled technology. Better yet, the game will be free of monthly fees! I think it's WISHfull thinking to believe they'll let you play this for free. Games like Asheron's Call, Worlds of Warcraft and Everquest are WORTH the monthly fee. Games like WISH... ewww.
"What is the most resilient parasite? Bacteria? A virus? An intestinal worm? An idea. Resilient... highly contagious. Once an idea has taken hold of the brain it is almost impossible to eradicate."