For papers, Google Docs basically does this — except that the revision history isn't as accessible as it is with Git. I think this would be a good idea to impl

For papers, Google Docs basically does this — except that the revision history isn't as accessible as it is with Git. I think this would be a good idea to implement, but it still doesn't solve the main problem that this article presents, which is contacting out the entire research/writing process itself.