Before Microsoft bought GitHub and killed Atom, they were working on Xray[1] & Memo[2]: > Memo is an operation-based version control system that tracks changes

Before Microsoft bought GitHub and killed Atom, they were working on Xray[1] & Memo[2]: > Memo is an operation-based version control system that tracks changes at the level of individual keystrokes and synchronizes branches in real time. [1] https://github.com/atom-archive/xray https://github.com/atom-archive/xray [2] https://github.com/atom-archive/xray/tree/master/memo_core https://github.com/atom-archive/xray/tree/master/memo_core So, it would fix this problem, and also enable real-time collaborative editing, had it been completed.