Don't worry, there's nothing wrong with your video in the beginning. I was just experimenting with some effects.
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https://www.youtube.com/watch?v=V5Cg4dUMFrc
Clips from the game done with a grain overlay and some Sepia LUTs from Design Bundle.
0:00 Eastman Kodak 1927 Sepia Uranium Tone Thin Positive
0:29 AGFA Kine 1925 Sepia Sulfur Toning
0:47 MGM 1930's Pearl Tone
1:30 Pathe Sepia Toning
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https://www.youtube.com/watch?v=4LSAMaT3EHo