I learned, belatedly, that last October 17 was Spreadsheet Day, marking the 35th anniversary of VisiCalc, the Apple II program that started it all. This moved me to republish a long piece I wrote 30 ...
December 17, 2010 Add as a preferred source on Google Add as a preferred source on Google Get daily tips, tricks, and tech guides from our expert team. The Daily NewsletterReady to do everything ...
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