The word is out: people are surprisingly obsessed with virtual trucking. How do we know this? Thanks to an inadvertent leak, Valve exposed data that gave us an unprecedented look at the player counts of games distributed via Steam. The hole has since been patched, but the data we have is fascinating and can be analyzed for a long time to come. This week we take a look at some of the surprises and get quantitative when it comes to figuring out what the damn kids are playing these days.