And it looks like the software support needs work too - the obvious way to do it is being done able to import a jpeg or png to project or wrap onto the surface, a bit like texture maps in video games.
It's been around for years. There are databases of filaments with their TD values and color measurements to use. The blog really sells Prusa's attempts to do this with their own PLA, but there's a long history of color mixing in the community with extensive measurements of filaments that anyone interested should check out, too.
> Photo reproduction should be the target here...
There's an app called Hueforge that produces models that color mix to reproduce photos:
https://shop.thehueforge.com/
It's been around for years. There are databases of filaments with their TD values and color measurements to use. The blog really sells Prusa's attempts to do this with their own PLA, but there's a long history of color mixing in the community with extensive measurements of filaments that anyone interested should check out, too.