What "payment network"? In its current state, Bitcoin is practically illiquid -- almost nobody takes it for payment, and it's extremely difficult to exchange f

What "payment network"? In its current state, Bitcoin is practically illiquid -- almost nobody takes it for payment, and it's extremely difficult to exchange for other currencies. Worst of all, the volatility of the Bitcoin market make it a bad place to store wealth. Without the guarantee of price stability, you have to be extremely risk-tolerant to trade in the stuff at any volume.