and todo item for the way-cool idea mentioned in the bug
git://git.debian.org/git/users/kibi-guest/pristine-tar.git , but I have
not yet decided about applying it, since it would bloat the delta files
with a list of all the files and md5sums..
+* Optimisation: Enhance zgz so it runs multiple compression alternatives
+ block-by-block in parallell, aborting compressors when they differ
+ from the target file.
compression using -c with standard input and standard output. This
removes the need to create a temporary file with the original filename and
set its timestamp, as well as the need to continuously recreate the file
- when compressed and removed.
+ when compressed and removed. Closes: #506627
* zgz: Remove support for files, making -c the default. This removes a lot
of complexity and code duplication.