For most of the past couple of decades I've been a software engineer at Google in California. Currently I'm working for New Voice in Switzerland. In my spare time I've created a mélange of open-source software . I've also built some rather unusual hardware . On rare occasions I've even been known to write something…
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Keeping two or more copies of the same document synchronized with each other in real-time is a complex challenge. This paper describes the differential synchronization algorithm. Differential synchronization offers scalability, fault-tolerance, and responsive collaborative editing across an unreliable network.