A friend and contributor on WC asked me to clear up a question for him: "If possible please do a post about the difference between UHD and 4K resolutions. We are few here a little confused about this subject and no one is better than you making clear the things." I'll do my best to clear things up...but I don't generally succeed in doing that (lol).   From the linked article: "The term “4K” originally derives from the Digital Cinema Initiatives (DCI), a consort...