> They also have a (complex and potentially error-prone) way to look into .gz files and sync them extremely efficiently even without gzip --rsyncable.
FWIW, the last release of `zsync` predates `gzip --rsyncable` by about six years¹.
> People should feel free to ask me any questions
"Thanks" isn't a question, but thanks for creating `redo` and the great articles. I always seem to come out of them having learnt something new, and often end up rabbit holed in the interesting side topics that are raised too.