P4X: The Riddle I discovered the P4X riddle about two weeks ago, and breezed through the first 15 rooms before hitting my first snag. After 20, each room began to work me over, pretty thoroughly, too - like the puzzle was picking me up by my lapels and tossing me around my apartment. I'm currently working on Room 36. And, all spoken, there are 150 rooms to solve. Basically, the riddle functions like a maze across the www, and proceeding from room to room requires you to uncover theURL...