Nice. I want to learn C. I've just never gotten a chance to take a class for it.
I pay to play. I mean Blizzard, reliability, and the payed community is half of what makes WoW better than all the competitors. (It eludes me why they don't copy these features of WoW. I sure hope the new Star Wars MMO does.)
The other half is that WoW has an actual physics system. I can't imagine playing an MMO without jumping, movement speed techs, relative positioning, and instant non-turn based action. It just seems so boring when I play other MMOs D=