That's a really nice resource, thanks for the pointer. The ideas behind are actually used in multiple places, through the librsync project (https://github.com/

That's a really nice resource, thanks for the pointer. The ideas behind are actually used in multiple places, through the librsync project (https://github.com/librsync/librsync https://github.com/librsync/librsync). rdiff-backup and duplicity are 2 known examples, and surely in other projects as well.