“The potential for bitcoin to be used to fund illegal activities means it would probably result in regulators shutting it down if its use became widespread.” -Ben Bernanke

I wonder if he knows what CASH is.

The US Dollar is used in drug transactions and other prohibited activity today. Does he know?
Source: http://qntra.net/2014/11/ben-bernanke-mervyn-king-share-their-thoughts-on-bitcoin/