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July 2, 2012 11:27 am PDT
Original Link: http://feeds.boingboing.net/~r/boingboing/iBag/~3/4dgsyy_l-1o/the-marvelous-technology-in-ib.html
The marvelous technology in IBM's Selectric typewriter
Bill Hammack explains how IBM's Selectric typewriter used a remarkable mechanical DAC to let key movement precisely control the golfball type head. [Video Link via Joel Johnson]Original Link: http://feeds.boingboing.net/~r/boingboing/iBag/~3/4dgsyy_l-1o/the-marvelous-technology-in-ib.html
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