Have you looked at google maps 3d view lately? That's all procedural, and the emphasis isn't even on photo realism. It's not difficult to conceive of a drone th

Have you looked at google maps 3d view lately? That's all procedural, and the emphasis isn't even on photo realism. It's not difficult to conceive of a drone that does scan and take high res images and software that stitches it all together later.