I sincerely hope this is hogwash / april fools crap.
http://www.myce.com/news/leaked-emails-on-ultra-hd-blu-ray-format-reveal-very-restrictive-drm-features-2-75561/
http://www.theverge.com/2015/1/5/7493099/uhd-alliance-announced-samsung-disney-netflix-others-standardize-uhd-ces-2015
Those of us hoping for an actual disk format this year can keep hoping for next CES....