>> if you don't have one, you will be amazed what these little gadgets can do. >> the idea was that ordinary people might have a use for computers. now it took a while to figure out what those uses might be. >> the mane thing was spreadsheets and word processing. the computer was the best typewriter you could ever have. it gave you a new way to write. you could change thing around. and check your spelling. it would always look perfect. >> bottom line numbers. >> my dad had the large ledger sheets and i remember taking a computer to show them. and and i remember taking a computer to show him a spreadsheet. and suddenly, he understood the value of a personal computer. >> there was a drastic mind-set change in the whole country about what a computer was. and happened over a very short period of time. >> gather around and we'll tell you a lit bit more about the system. >> here at the west coast computer fair, the speed of development is so great that each fair outdates the previous one.