I clicked on Snow Rider expecting a cozy winter game. Snow, a sled, a gentle slope, maybe the digital equivalent of hot chocolate. What I got was a sled that refused to slow down and a tree that appeared at precisely the moment I was admiring the scenery. The sled and the tree met. I did not get my hot chocolate. The idea is easy to grasp. The sled rolls downhill on its own, so your only jobs...