Usability Views Article Details  home | timeline | recent | popular | e-reports | userati | about this site VisiCalc - The Idea (07 Mar 1999) Article URL: http://www.bricklin.com/history/saiidea.htm Read 62 more articles from Dan Bricklin sorted by date, popularity, or title. Next Article: Free PC Business Models This site is a labour of love built by Chris McEvoy