As Steve draws me closer to the band, all I can see is a frenzied mass of seething, writhing people, like a many-headed sea snake, grinding, waving their arms, stamping their feet, jumping. No rules, just energy - so much energy, you could harness it; I bet you could power Portland for a decade. It is more than a wave. It's a tide, an ocean of bodies.
In essence, money gives us the calories we need to survive. Over time, we became aware that exchange and cooperation increase our chances for survival. Eventually we create tools to facilitate trade. One of these tools is called money.