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Title: Brotherhood 2.0: January 10, 2007 View count: 37315 Rating: 4.9542375 (590 ratings) Description: In which John calculates his carbon footprint and talks math with Daniel Biss. Song: "Union Maid," by Old Crow Medicine Show Tags: brotherhood, two, point, oh, hank, john, green, ocms, abstract, mathematics, global, warming, Author: vlogbrothers |
