No other virtual currency will even come close to that kind of vibrant liquidity and building walls to ring fence a virtual environment will turn out to be a counter-productive strategy.

FORBES: Virtual Currencies and Roach Motels

Shriram would not speak with FORBES, but cofounders Todd Masonis and Cameron Ring share a different story: that Parker was essential in creating the company strategy and raising money but grew bored with the daily grind of running it.

FORBES: Billionaires List