Ultra HD Blu-ray is 4K in the form of physical media, and it's been lagging behind the 4K revolution as a whole - of course these discs need to fit on a lot more data than they did before ...

Now, there’s a new species of reply guy—one who responds to every Blu-ray release announcement with, “Why no 4K?” As a home video producer for Kino Lorber, I will try to explain the continuing rise of ...