Excel enters its 40th year
Briefly

Excel's historical significance and innovation in spreadsheet software paved the way for a wide adoption of personal computing, surpassing other predecessors like VisiCalc.
When Windows 2 appeared, even its failing interface couldn't undercut the appeal of Excel, which provided a groundbreaking graphical spreadsheet experience to users.
The original version of Excel set a new standard for spreadsheet applications, turning a simple concept into a dominant force in both business and personal computing.
Despite originating as a Mac application, Excel's eventual transition to Windows contributed to its widespread popularity and established it as the key spreadsheet tool.
Read at Theregister
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