At a time when many businesses are throwing in the towel, why are more and more new cupcake shops opening up everywhere? It’s not just sheer sugary audacity – the sweet treats might be some of the few consumer goods that are seeing a boom even in the wake of joblessness and general frugality. We’re even seeing a booming business in vegan and organic cupcakes, like with Inhabitat’s favorite local cupcake haunt Babycakes, which makes delectable gluten-free, nut-free and dairy-free vegan cupcakes. So what’s fueling the cupcake trend? Read on to see why and how some smart entrepreneurs are turning their batter into ‘dough.’