On his blog, Peter Adeney presents thrift as liberation rather than as deprivation.Photograph by Michael Friberg for The New Yorker Mr. Money Mustache, the father of Mustachianism, isn’t perfect. He allows himself occasional luxuries, gets drunk now and then, and admits to two regrettable “five-to-ten-dollar mistakes” in 2015. The first was buying his ten-year-old son, Simon, a mini-Rubik’s Cube,
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