Repulsorlift technology in Star Wars is largely considered fictional and operates on concepts like anti-gravity, which do not align with known physics. The discussion emphasizes that while creating sci-fi technology, it's important to establish its capabilities and limitations for consistency in storytelling. Many contributors suggest that the technology can be treated as "sci-fi magic," allowing for creative freedom without strict adherence to scientific principles. The conversation also touches on the differences between Star Wars and Star Trek, highlighting how each franchise approaches world-building and technology. Ultimately, the focus remains on narrative rather than scientific accuracy, with the understanding that imaginative leaps are essential in science fiction.