A:Ok, you’re synchronizing this over the web;and what do you use for the synchronization?B: Oh, we implemented the rsync algorithm.A: uhu. And what do you do with really big files?B: The same.A: And you also synchronise folders?B: Yes.A: And how do you do that?B: we iterate over the folder, using the algorithm on every file, recursing over subfolders.A: Can you try 2 things for me? First, a very large file; and second, a large codebase, and see if it holds.IntroductionFirst of all, I am an admirer of the (original) rsync algorithm. (I think) it was a first stab at file synchronization,...