Farscape is highlighted as a favorite sci-fi series, with one user expressing their enthusiasm for owning all four seasons. The discussion touches on the rebranding of the SciFi channel to SyFy, which has sparked mixed feelings about its programming direction. Classic favorites like "2001: A Space Odyssey" and the original "Star Trek" are mentioned as influential works from formative years. Users also share their enjoyment of various series, including "Star Trek: The Next Generation," "Stargate SG-1," and "Battlestar Galactica," while noting the decline in quality of some follow-up series. Overall, the conversation reflects a deep appreciation for both classic and modern sci-fi, with a mix of nostalgia and critique.