Prime Big Deal Days is live, and Amazon is about to do what Amazon does: bury the real bargains under ten thousand fake ones. A two day sale this big doubles or triples the traffic on the site, and half the "deals" are just list prices wearing a costume. This page is our running guide to the next two days: how to navigate the sale, how to stack the savings most shoppers never touch, and the best buys we have verified with our own eyes so far.