The following video is part of this week's MarketFoolery podcast, in which host Chris Hill, senior analyst Jason Moser and advisor Joe Magyer discuss the latest business news.  In this audio segment the guys analyze Visa's latest earnings as its shares hit an all-time high.  With competition from the likes of American Express, Capital One and Mastercard, Visa also needs to consider the threat posed by eBay's PayPal unit.  The guys discuss the future of mobile payment and share their perspective on what it means for investors.