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TIL That in 1973 IBM offered its UPC bar code proposal to the grocery industry for free. The industry accepted a very close standard to their proposal. However, IBM also made the first technology capable of reading the bar codes, and made tons of money selling the equipment to grocery stores.

Read more www-03.ibm.com

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NX7n6 TIL On 21 April 1918, Manfred von Richthofen, better known as ‘The Red Baron’, was shot and killed while flying over Morlancourt Ridge near the Somme River, and that he was honored by those that killed him.
NXPEN TIL there is an illustrated edition of Hitler's autobiographical manifesto, Mein Kampf
M9Gb TIL In 2008 a guy named Mike Merrill sold shares of his life for $1 and gives up decisions to his shareholders. He’s up ton $4.50 a share.
yQWoa TIL that Dave Thomas, founder and chief executive officer of fast-food restaurant Wendy's, was born to a young unmarried woman he never knew. Thomas also dropped out of high school to work full-time and did not graduate until 1993, when he obtained a GED.
rRKZ4 TIL about Tanya Savicheva, a Russian girl that cronicled in her diary the deaths of all her family members during the siege of Leningrad, ending with "Everyone is dead. Only Tanya is left".