By John Young
October 14, 2009 at 12:00 PM EDT

If ever there were a YouTube video that demonstrated the many-worlds interpretation of quantum theory through pop culture, this is it! Here’s a montage of every single Kramer entrance from Seinfeld — in chronological order. How long can you last watching this? At what point in the video does your conception of the world dissolve and you realize that that every single outcome is simultaneously occurring in an alternative universe? And, more importantly, did Kramer’s fashion sense improve or deteriorate over time?

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