With rumors of Square aiming to go public in 2014, we take a look at its relationship with Starbucks (SBUX 0.28%) and rivalry with eBay's (EBAY 0.77%) PayPal. In this segment of The Motley Fool's financials-focused show, Where the Money Is, analysts Blake Bos and David Hanson discuss how Square partnership with Starbucks impacts their opinions of the companies and why PayPal may be the ultimate winner in the space.