All true, and of course, one can also “buy” more quality by using higher powered tools, better renderers and server farms.
Of course, even so, the modeling work needs to be a lot better for the super res images, but chances are they have really good tools for that if they’ve made the other investments.
I will admit, you really have to know more about the “how” with 3D to truly appreciate the mona lisa’s That was one nice thing about cghub when it was still alive, people would/could list what tools they used. Then you could better appreciate the effort if you knew the toolset they were using…some programs are much easier or harder for different types of images.