There were millions of spreadsheet users by 1986, as VisiCalc was released in 1979[0] and similar programs like SuperCalc[1] were also in use. They were both ported to IBM PC and saw significant use in the corporate world prior to and including 1986.
There were millions of spreadsheet users by 1986, as VisiCalc was released in 1979[0] and similar programs like SuperCalc[1] were also in use. They were both ported to IBM PC and saw significant use in the corporate world prior to and including 1986.
[0]https://en.wikipedia.org/wiki/VisiCalc
[1]https://en.wikipedia.org/wiki/SuperCalc