Balls on Spiral Stair

A video of marbles rushing down a spiral stair case,
Inspired from @RecNinja 's awesome version of the same thing.
Anxiety Kevin MacLeod (incompetech.com)
Licensed under Creative Commons: By Attribution 3.0 License
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"EDM Detection Mode" Kevin MacLeod (incompetech.com)
Licensed under Creative Commons: By Attribution 4.0 License
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