Here's something that'll make you think twice before your next bike purchase -- the geniuses (genii?) at Yale University have built a pretty rad spokeless bicycle, which was somehow inspired by the lack of "pictures of a real spokeless bicycle online." Sure, strictly speaking it's just a half-done product due to time (one semester) and budget restraints, but that rear wheel -- driven by the pedals on its geared inner rim -- alone should be enough to make you gasp. Practical hipsters might even be able to fit an electric motor or some sort of container inside the