Youtube activity of "Luis Sierra" (@LuisSierra42) on "Big Think" channel.
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UCjYrX8thu7b9aJBZZoVTBZQ
Commenter youtube id
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Luis Sierra
Commenter name
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@LuisSierra42
Commenter name id
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"Neil deGrasse Tyson: My Man, Sir Isaac Newton | Big Think"
Comments by video