As far as I know, and when sifting through their BS, that is exactly what they're doing, data is contained on a central computer, and streamed to the user.
Applying transformations to individual objects is not a problem, since you can always transform the ray into the local coordinate system before raymarching. What is not possible is trying to apply different transformations to the individual voxels inside an object, which is required for e.g. skinning. The program you…