CEO David Marcus on the challenges of going after the bigger e-commerce marketThe mobile-payment space has been called the next PayPal opportunity. While we’re far from using our mobile phone like a credit card at our local grocery store, typing in a seven-digit cell number on social networks to make purchases rather than a 16-digit credit card number is becoming more commonplace. And, Zong is one of the leading startups flush with cash - it recently raised $15 million in venture funding led by Matrix Partners - positioned to be a dominant player in this nascent opportunity of mobile payments. Zong is a mobile payment platform that allows anyone to use their mobile phone to make purchases on the Web. Rather than someone having to type in all their credit card info, ... [ read more]