Gee, I guess that’s why the very first Star Wars movie was an utter failure...
It was a different country back then.
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It wasn't "racial diversity" that made the new movie successful.
How much racial diversity is one black Englishman in the cast?
But this movie wasn't going to be made without a woman and a black man in the leading roles.
Especially not with Harrison Ford doing the Morgan Freeman magical old man role.