Who owns mtGox or any other such exchanges?
https://en.bitcoin.it/wiki/User:MagicalTuxhttps://bitcointalk.org/index.php?action=profile;u=2134
He's on the IRC somewhere, but I don't watch it.
Being told to not think about it isn't encouraging 
The average Bitcoin user shouldn't have to worry about how public/private keys are exchanged when dealing with transactions.If anyone feels like taking it further, it's open source.