You likely have at least one on the go, and if it's one of the major players, such as Netflix, Disney+, Apple+ and Amazon Prime, you could well have a choice of high-quality content in 4K Ultra HD ...
And now there's an even worse issue if you don't start paying more for Prime Video: the loss of both DolbyAtmos and Dolby Vision. As discovered by German site 4K Filme, and then ...