Ryan Grepper, inventor of the ‘Coolest’ cooler, failed many times before raising $13 million on Kickstarter
washingtonpost.com/news/the-intersect/wp/2014/08/28/ryan-grepper-inventor...
Grepper's invention -- a souped-up cooler with speakers, a blender, and USB charger -- is the most-successful Kickstarter ever.
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