What are the absolutely essential episodes of Farscape?

The Jim Henson Company's early 2000s serial space opera Farscape ran with multiple subplots, and some were more satisfying than others. As a viewer, the key to getting the most out of Farscape is to focus on the conflict between human hero John Crichton and his nemesis Scorpius over the development of galactic… » 11/13/11 12:00pm 11/13/11 12:00pm