Visa is up more than 40% since its recent IPO. Will the credit card provider ring up even greater, Mastercard-type (NYSE: MA) returns in the future? A venture capitalist who invested in Amazon.com (Nasdaq: AMZN), eBay (Nasdaq: EBAY), and Google (Nasdaq: GOOG) now says that solar power will be 10 times bigger than the Internet. Is he right? And Crocs (Nasdaq: CROX), Intel (Nasdaq: INTC), and Starbucks (Nasdaq: SBUX) have seen their stocks tumble. Is it time for a rebound? In this installment of "Fool Video," Chris Hill talks about some stories on the Fool radar.