A very big cell phoneThe benefit of an iPhone is that it fits conveniently in your pocket. The cell phone built by techies Arun Maini and Matthew Perks is so big -- 6.74 feet tall and 441 pounds -- that you’d have a hard time carrying it around in a truck. In fact, it takes a team to use it. Nonetheless, this super-size iPhone 15 Pro Max really works; it comes complete...