Are you talking about that lawsuit? I didn't think it had anything to do with Lucas. It was a 20th century fox thing.
I imagine that, considering Lucas' relationship with mcquarrie, it wasn't really a problem
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AFAIK he was really angry about BSG trying to surf on the wave that Star Wars created and that a lot of the FX guys worked on it, especially John Dykstra and Lorne Peterson, although RMcQ worked on it, too.