Why Americans are OBSESSED with Trader Joe's
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11:17
The Costco Myth: Is Bulk Always Better?
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18:01
Why Americans are OBSESSED with Starbucks
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24:55
Tipping: Last Week Tonight with John Oliver (HBO)
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16:33
Why You Spend So Much Money At Trader Joe's
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16:43
The PROBLEM With Toothpaste
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15:53
The PROBLEM With Starbucks Coffee
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33:03
Why Some Designs Are Impossible to Improve: Quintessence
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1:00:04