It simply uses udev to identify when the USB device is removed, then executes a linux command of your choosing. In the examples provided, he demonstrates a simp

It simply uses udev to identify when the USB device is removed, then executes a linux command of your choosing. In the examples provided, he demonstrates a simple 'lockscreen' and 'shutdown' command. It's clever, I'll admit, but the name leaves more to be desired with a name like 'buskill'