We'll be talking about Irene and its aftermath for a long time to come. Today, we look at a long-term phenomenon of a different kind: Steve Jobs and his influence not just on technology, but culture and lifestyle worldwide. At a time when America's economy is faltering, Jobs is being called the embodiment of enlightened capitalism. Is that real or hyperbolic? Can Apple, now one of the two richest corporations in the world, survive his resignation? Will other entrepreneurs be able match his record? We talk with people who've studied and known Steve Jobs.