The retro-style molded white-plastic chairs and the front-and-center bar might have you thinking this is some sort of hipster hangout, but you couldn't be more wrong. Stax is just a burger joint with style. The burgers are served slider style, which means they're small. You'll need to order two or three plus a side of fries to make a full meal, but, when you see all the cool burgers on the...