(Image credit: Tom's Guide) The Asus ROG Zephyrus Duo is one of the wildest gaming laptops I’ve tested. That’s because it takes the Asus ZenBook Duo ’s basic dual-hinge design and crams in powerful components to make it a true gaming beast. I’m still not sure whether a dual-screen gaming laptop is necessary, but hot damn, is this thing impressive. The main question is: Does a gaming laptop really need two displays? Probably not, but I applaud Asus for creating this magnificent machine. Granted, it costs a pretty penny, with a starting price of $4,500, but that’s expected given its raw computing power and premium design. This gaming laptop is built to turn heads.…