"Startup companies with no serious experience in information security, or finance, or financial information security" You hit the nail on the head ... the BitC

"Startup companies with no serious experience in information security, or finance, or financial information security" You hit the nail on the head ... the BitCoin exchanges were created because someone saw it as the "next big thing" (tm). I'm not sure I'd trust the Winkelvoss' BTC fund any more than the start-up exchanges until their code is audited by a cryptoanalyst and their audit systems are sophisticated enough to throw a dead-man's switch.