Team U.S. Cellular and XDA members droidroidz and shabbypenguin, developers for the Sprint Galaxy S4, the SPH-L720, have confirmed the U.S. Cellular branded Samsung Galaxy S4 also has unlocked bootloader. The two have successfully flashed the Sprint model’s CWM recovery and plan to follow-up with a U.S. Cellular version to fix some errors. To date, the AT&T model ...