First Apple overtook Exxon as the biggest company in America, now its market cap just hit 75% of the market cap of the entire European bank stock index (that's right: one maker of phones and fads is worth almost as much as all of Europe's banks). We expect parity within a few months. Since Apple's cash generation of about $10 billion per quarter, and growing at ~100% each quarter, means that the firm will have more than a trillion in a few short years, and not a penny in debt on the other side, we are going to go ahead and say what everyone is thinking: Steve Jobs for lifetime Federal Reserve chairman.
Market cap comparison:
And the ratio of market caps: