Apple Inc. (NASDAQ:AAPL) is facing a proposed class-action lawsuit, which accuses the tech giant of monopolizing digital storage for its customers. What Happened: Filed on Friday in the Northern District of California, the lawsuit claims that Apple is imposing “surgical” restrictions that prevent customers from effectively using any service except its iCloud storage system. According to the lawsuit, iCloud is the only service that can host certain data from Apple’s phones, tablets, and computers, including application data and device settings. The plaintiffs argue that this practice has “unlaw…