Dell's new 8K display is pretty amazing, but do you need it?

The video industry keeps telling us that we'll all be using 8K displays in a few years. It's true that once you see 8K video, you can't unsee it. It's really pretty amazing.Until recently, however, seeing one for yourself meant goingto a tradeshow like NAB or CES, where you could use a magnifying glass to try to see the pixels. But that's no longer true thanks to Dell, which is now selling a 32-inch 8K monitor for the not-too-surprisingprice of $4999. Just how good is it?In this video, Linus Tec...