When Sony unveiled its ultra-powerful new console, the PS4 Pro, we were ecstatic. It promised to bring 4K gaming and HDR video content to the best-selling HD console on the market. Only, it had a single snafu: all that content couldn’t come from a 4K Blu-ray disc because the PS4 Pro doesn’t support it.While Sony’s PS4 Pro still isn’t able to play UHD...