Based on the biography I would say Steve's magic sauce was the ability and willingness to build a winning team and get everything out of it. He was a "generali

Based on the biography I would say Steve's magic sauce was the ability and willingness to build a winning team and get everything out of it. He was a "generalist" who knew enough about various things (design, marketing, electronics, software, etc) to be able to judge people and to challenge the experts opinions.