Pc professionals must have good reasoning and logical problem fixing skills, be observant, alert to detail and tenacious in pursuing problems to completion. Began by a group of engineers that left Digital Tools Company (DEC), Information General designs the Nova minicomputer. It had 32 KB of memory and offered for $8,000. Ed de Castro, its fundamental designer and co-founder of Information Common, had earlier led the group that created the DEC PDP-eight. The Nova line of computer systems continued by the Nineteen Seventies, and influenced later methods just like the Xerox Alto and Apple 1.