Aha; there's the fault in my understanding. The post you linked helped me solve the problem, I appreciate your taking the time to respond.

I'm on a Mac (Mavericks) and I'm trying to start taking advantage of some of the CLI scripts that have been shared here. Since I've only used the GUI version until now, I started by installing the latest build through homebrew, and then went to use filebot -script fn: to call one of the github ...