"Technically" there's nothing that would prevent it except the inability of a national central bank to control/dictate the interest rate on a global, gold-like

"Technically" there's nothing that would prevent it except the inability of a national central bank to control/dictate the interest rate on a global, gold-like currency. Oh, and the actual inability of the said central bank to bail out comercial banks by printing bitcoins. Oh, and also the inability of a global superpower to manage its tremendous debt by playing with interest rates.