I would think that you'd need a model format that could be updated in different places at the same time and easily merged at various stages. Because right now,

I would think that you'd need a model format that could be updated in different places at the same time and easily merged at various stages. Because right now, adding all that network latency only slows things down. I'm sure there's a method to permit it, but it doesn't seem like anyone's worked it out yet.