One of my favorite versions: when Steve Jobs immersed an early iPod in water to see if any bubbles came out, and therefore it could be made smaller/tighter. ht

One of my favorite versions: when Steve Jobs immersed an early iPod in water to see if any bubbles came out, and therefore it could be made smaller/tighter. https://www.google.com/search?q=steve+jobs+ipod+water+air+bubbles https://www.google.com/search?q=steve+jobs+ipod+water+air+bu... Another is when Feynman ducked a piece of o-ring in a glass of ice water, causing it to fail. https://www.google.com/search?q=feynman+challenger+o+ring https://www.google.com/search?q=feynman+challenger+o+ring