Hipstamatic, the company that invented mobile photo filters and one of the oldest app companies in America, celebrates its tenth birthday with a return to retro. The company is launching a new app inspired by its original app tomorrow. Hipstamatic X is an instant film-like camera created exclusively for iPhone. This camera brings all the joy, quirk, and randomness of film photography to your pocket. Why spend hours editing? Never waste another moment swiping filters, pulling sliders, or tweaking effects.   “A decade is a long time, and while we’ve seen loads of photo apps enter and exit the category over the past ten years, Hipstamatic X is a return…