For the answers to those questions and more ... What kind of 4K UHD TV will work with Ultra HD Blu-ray? Any and all 4K UHD TVs will work with Ultra HD Blu-ray, including older models with HDMI ...

Only Paramount and Universal are still backing HD DVD, along with Toshiba and Microsoft. Pretty much everyone else is behind Blu-ray. Toshiba is clearly stunned and did not mention any HD DVD ...