>> today, we're introducing microsoft windows version 3. >> bill gates, part thomas edison, part henry ford, part holden caulfield from "catcher in the rye." at 19, he dropped out of harvard to design computer software with his friend paul allen. they came up with a system that operates 90% of the personal computers today. >> microsoft was making a lot of money then. they were charging $200, $300, $400 for, say, a word processing package that really was costing them about 50 cents to print on floppies. >> hardworking, modest, easy-going, it would seem to a fault. of course, he does have at least one secret, but we'll fix that. is it true that you can leap over a chair from a standing position? >> it depends on the size of the chair but this chair, probably so. >> yes!