After the big run up in early June, it looks like bitcoin prices in USD are drifting back towards 19. Today was a high volume sale that briefly dipped to 20, th

After the big run up in early June, it looks like bitcoin prices in USD are drifting back towards 19. Today was a high volume sale that briefly dipped to 20, then back up to 24 within the hour. Given that spot market prices can be very volatile, I think we need real-time bitcoin price widgets where ever goods are priced in bitcoins, or a futures market in bitcoins to provide stable-for-some-time-period prices for miners and actual users.