1979 Dec - VisiCalc on Apple II
A spreadsheet for Personal Computers
Dan Bricklin, Harvard MBA (age 26)
Bob Frankston, a programmer friend
25K bytes memory
Quick response to "what if" questions
Gives freedom from computation centers
It's affordable, ???
PC becomes an important business tool
Smash hit, everyone wants one
Sells lots of Apple II's

These notes are taken primarily from (1) and (2). Need specific citations.

Notes

1. Martin Campbell-Kelly and William Aspray. Computer: A History of the Information Machine (Basic Books, 1996).

2. Paul E. Ceruzzi, A History of Modern Computing, 2nd ed. (Cambridge, MA: MIT Press, 2003).

Bibliography

Dan Bricklin, "VisiCalc: Information from its creators, Dan Bricklin and Bob Frankston," http://www.bricklin.com/visicalc.htm (Dan Bricklin, accessed 2004 Nov 27).