We're fairly certain that the BlackBerry Q10 will make its hometown debut on April 30th, but Thorsten and Co. haven't been very precise about when the handset will land in the US. Thanks to the FCC, however, we know that it can't be too far out, as the first BB10 device with a physical QWERTY keyboard has been passed fit for human consumption by the federal agency. We'd have guessed that professional keyboardist