Season 1 of DS9, which aired in 1993, is notorious for looking particularly dark, muddy, and soft on DVD. The pilot episode, "Emissary," features massive space battles and complex orb-vision sequences that pushed 90s videotape to its absolute limits.
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The difference is immediately apparent in the establishing shots. The station itself—Deep Space 9—has never looked better. In standard definition, the station often looked like a gray blob against a star field. In the AI upscale, you can see the individual panels, the weathering on the hull, and the intricate Cardassian architecture. Season 1 of DS9, which aired in 1993,