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On Saturday the gray-bearded übermensch Paul Krugman called Jon Stewart "lazy" for making fun of the trillion-dollar platinum coin meme. Yesterday, Krugman went even further in an interview with ABC, arguing that Stewart was "ruining his brand" with such ignorant, foolish commentary on an imaginary coin. Stewart did not like that, and said so last night on The Daily Show, unicorns and all:

 

For good measure, here's Krugman's interview with ABC:

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