Meet Pa. Man Worth $2.3 Billion

An online retailer from the Philadelphia suburbs is Pennsylvania's newest billionaire to be featured on an annual list published by Forbes magazine.

Michael Rubin, 41, of Bryn Mawr is the CEO of Kynetic and is worth an estimated $2.3 billion, putting him at number 243 out of the 400 wealthiest Americans.

Rubin, a Villanova drop-out, started his first business in his parent's basement and went on to build an Internet company which he sold to eBay in 2010.