Qualcomm's video showcasing a smartphone-powering bug circus is a must-watch if you ever wanted to see a praying mantis ride a bicycle. While no bugs were really snatched up and put to work, there might be some truth behind the buffoonery since Qualcomm says the new 28nm S4 is 65 percent more power efficient than previous iterations. But despite the appeal of re-purposing terrifying house insects into smartphone chargers, we'd rather not see future homes resemble the Temple of Doom.