Blu rays in the bin

[bigboss]

To put things in context, an SD image can only fill 5% of a 4K screen, so 95% of the picture is made up by the upscaling process. 8K screen has 4 times the number of pixels of 4K, so effectively, an SD image will fill only 1.25% of the 8K screen (so 98.75% of the picture will have to be made up by upscaling).

 

[Benedict_Arnold]

^ Yup. And if you don't believe it here's a graphic:

And for a practical demonstration, dust off your VHS and plug that into your 4K TV....

https://upload.wikimedia.org/wikipedia/commons/thumb/c/c6/Digital_video_resolutions_(VCD_to_4K).svg/4096px-Digital_video_resolutions_(VCD_to_4K).svg.png