Carl is a digital currency consultant and has been a well-known business owner in the digital currency industry since 1999.
He operated the largest online digital currency directory, published the first digital currency industry magazines, and introduced prepaid digital gold cards nearly a decade before Bitcoin.
Carl wrote about the changing U.S. regulatory landscape along with the prosecutions of e-gold, Liberty Reserve, e-bullion, 1mdc, and other players. His writing and work have been quoted and referenced in books, magazines, newspapers, and even the Department of Justice Report on Money Laundering in Digital Currency. Carl's books are found in college libraries and law schools around the world.