Review: Updated: Panasonic DMP-UB900

Features and performanceIt may have landed several months later than promised, but the arrival of 4K UHD Blu-ray is perfectly timed to partner the first out-of-the-box HDR (High Dynamic Range) TVs – and the result is a marriage made in AV heaven.Ultra HD Blu-ray is no small incremental improvement over 1080p – it ushers in a level of picture performance that hasn't been seen in the home before. We know that 4K streaming services from Netflix and Amazon look good, but what we have her