Apple's (AAPL 1.30%) second-quarter results featured record iPhone sales and a share buyback to the tune of $16 billion. For context, that's more than the total market cap of either Nokia or BlackBerry. In our lead story on Investor Beat, Motley Fool analysts Jason Moser and Matt Koppenheffer examine Apple's need for another new hit and why the stock is still trading at a relative bargain.