we'll write you an operate ing system for your pc, and we'll get a cut of every machine you sell, and in addition, he made sure it wasn't an exclusive license, that he was going to be able to sell the software to ibm, but he was also going to be able to sell the same software to other people, because gates intuited that there would be people who would build knockoffs of ibm in the pc clones. >> it was a genius move who was still in his 20s. and you've got these guys at ibm in blue shirts and dark ties looking at this company microsoft and saying, who cares? software? who cares about soft ware, man? we build big machines. >> ibm did not realize it was essentially handing all this power to this little nerd. >> if you had stayed at harvard a few more years, would this computer revolution pass you by? >> perhaps. nilgszthings move very quickly in the industry and it was really an urgency to get out