center nearby. it was a terminal which was connected to a big computer somewhere. >> we have a device we call a mouse. i don't know why we call it a mouse. >> if in your office, you as an intellectual worker were supplied by a computer display, backed up by a computer that was alive for you all day and was instantly responsible -- responsive, instantly responsive to every action you had, how much value could you derive from that. >> we needed a guide to help navigate this instrument. >> my whole adult life has been spent building personal computer. so the history of my growing up