Adobe actually tried something like that 20 years ago. The 3D worlds were even scriptable with Javascript and it all ran in the browser (with a plugin). https:

Adobe actually tried something like that 20 years ago. The 3D worlds were even scriptable with Javascript and it all ran in the browser (with a plugin). https://en.wikipedia.org/wiki/Adobe_Atmosphere https://en.wikipedia.org/wiki/Adobe_Atmosphere