I really don't know why we keep trusting very young individuals on things that require implementation of _really_ good security. This is one of the places where ageism probably /should/ exist in some ways -- but the other way around from how we know it, because experience is one of the things that is really important here.
And then remember, John McAfee started McAfee in 1987 and left in 1994. He's 68 years old and I wouldn't trust him to tie my shoes.
upside of Bitcoin: no banks needed. or, anybody can run their own bank. innovate
downside of Bitcoin: anyone will run their own "bank". They will put Fortress in the name. It will be their first or second Rails app. They will live in their parent's basement. They will be experiencing puberty. But their stuff will be "secure" because they use "https://" on a few of their pages. Yeah.