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Big Surprise—Nobody Wants 8K TVs
(www.howtogeek.com)
This is a most excellent place for technology news and articles.
This is why I often refer to 4K as UHD: The WCG and HDR being available to consumers is far more impactful than end users having a few more pixels.
(Also because I'm a snarky pedant, and consumer 4K UHD is only 3840 wide, while DCI4K is actually 4096)