One of the simplest truck camper designs we've seen, the Grumpy Bear Arctos Sport arrives looking like a toadstool chopped in half, or a teardrop trailer body on a pedestal. However you look at it, that simple form allows the camper to fit neatly in the pickup bed, without an over-cab alcove hanging off, giving buyers a transformable interior meant for sleeping, eating and relaxing through the evenings. It even has a standing height interior and a 4-season construction meant to stand up to Ol...