That said , its worth noting in a fixed supply monetary policy there is no illusion and hence ever decreasing incentive for manufacturing commodities.. price of commodities is a race to the bottom .. only through inflation you can fool people produce food and metals .. at a scale of 10 billion hungry mouths ..
Sound Currencies are a way to incentivize masses do what the collective needs to survive - commodities .. keyword is #sound :-)
We need both .. they balance each other - auto check mechanism - pegging helps to keep the things together ..