The new Square Stand gives you iPad functionality in a sleek cash register–like setupIn the race among mobile payment companies to replace the traditional cash register with an iPad-centric system, Square seemingly has come out on top. On July 8, the company debuted the Square Stand—the first point-of-sale system to feature a stationary mount for an iPad that integrates a credit card reader and USB ports, allowing retailers to instantly sync up cash wrap accessories such as receipt printers, cash drawers, and bar-code scanners with an iPad. Square, which was founded by Twitter cocreator Jack Dorsey, has been upping its game in the category since day one. The small company debuted in 2010 with a simple iPad-attachable card reader that was mobile and user-friendly, but seemed tailor-made for home business owners, not busy retail outposts. Since then, the company has introduced a series