This Is What Probably happend 2000years ago
Mayan 1 : Hey What ya you doin buddy?
Mayan 2 : Oh im just making Something to keep track of time, I Call It A Mesoamerican Long Count calendar.
Mayan 1 : Cool But why does it end at 11/21/2012?
Mayan 2 : Oh Thats just because i ran out of space

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Mayan 1 : Oh, Hey imagine if some idiot sees it and thinks the world is gonna end.
Mayan 2 : Hahaha What an idiot xD.