By far the most innocent game with the smuttiest implications at GDC this year was the alternative controller entry entitled Planet Licker. In the game’s fiction, you are a monster who eats planets made of popsicles. As the player IRL, you are also a popsicle-licking monster of sorts, only instead of planets your tongue is manhandling an edible controller. Planet Licker not only puts your tongue to the test; it’s also a race against time. You have to schlurp up six planets before the clock runs out. As part of the annual ALT.CTRL.GDC showcase, Planet Licker was an unusual experiment for creator Frank…