oct 1, 1982 - LOTUS 1-2-3
Description:
spreadsheetnatural-order recalculation
integrated graphics capability
computer based user tutorial
optimized for a PC (more powerful Intel 8088 microprocessor)
fast software went around DOS
replaced VisiCalc as dominant spreadsheet program
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made sure to use Visicalc files
https://www.youtube.com/watch?v=2a5ex5QlocQ
Added to timeline:
Date:
oct 1, 1982
Now
~ 42 years ago