fyr02 wrote:This result is not much better than the 4K one.
all that is being done is edge sharpening and noise reduction on the clouds, which is both unrealistic and not worth the extra file space that comes with the 16K.
I'm sorry, but it seems you don't understand upscaling. 4x upscaling should produce a much worse quality when zooming in (try it in Gimp). Cupscale produces a better and 4x upscaled image.
I was able to create a good quality 64k texture from a 14k Jupiter texture.
Added after 26 minutes:
Normal image enhancing is like this:
But Cupscale's AI recreates the image (zoom in to see the VAST difference):