I have Stuffit Expander set to expand archived and compressed files files, which it does. And 'continue to expand' which it also does. I also have it set to NOT delete after expanding, but it seems to ...
sudo tar -czf "backup.tar.gz" --absolute-names --warning='no-file-removed' --warning='no-file-changed' --warning='no-file-ignored' --exclude="/REDACTED/backup.tar.gz ...