It already happened. In **1979**.
https://www.cbsnews.com/news/a-spreadsheet-revolution/
> Computer spreadsheet programs have been around since 1979, when Dan Bricklin and Bob Frankston created VisiCalc. The breakthrough program turned the Apple II into an electronic ledger, allowing users to enter rows and columns of numbers along with mathematical formulas. When a user changed a number, the formula would automatically recalculate.
> That may seem elementary today, with millions of people using Microsoft Excel and other advanced spreadsheets, but it was a shot in the arm for the nascent personal computer industry and was the impetus for the Apple II being taken seriously as a business tool.
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