I check out Avatar - The Way of Water on Apple TV streaming. Some of the things I've got to say might be controversial, but here it goes.
Avatar – The Way Of Water – Apple TV Review
What is Display Brightness, Contrast, Greyscale, Gamma and Colour?
I discuss the basics characteristics of displays that everyone who is half serious about home cinema needs to know about: brightness, contrast, greyscale, gamma, colour gamut and colour volume.