--uninstall
- `--uninstall` searches for all instances of `bak-old.sh` in PATH and deletes them - added the `is_command()` function
trap
a script that makes a .bak or .old copy of files and dirs passed as params
i was tired of typing cp /path/to/file /path/to/file.bak when file was not in my pwd
cp /path/to/file /path/to/file.bak
file
no