The riddle of the sphinx is invoked at the beginning of Convergence, the flixel-based platformer/life simulator/interactive art piece that serves as the first release from Streetlight Studios: "What walks on four legs in the morning, two legs in the afternoon, and three legs in the evening?"... No, the answer isn't "William the Performing Dog". It's that miserable pile of secrets itself: man. And you'll be be spending an interesting three days in a life herein. Wake up, fall out of bed, drag a comb across your head and check it out.