I haven't played World of Warcraft actively for a while, and even when I was playing more regularly I was never more than a recreational player.  The newest expansion, however, is the biggest the game has ever had, bumping the level cap up to 80 and adding vast new landmasses and adventuring opportunities.

Yesterday, Wired.com posted its Top 4 Reasons You Need Warcraft's Lich King Expansion.

I might have to justify the $15 a month I'm still paying and actually log back in to see what's going on.  After buying Lich King, of course.