But something does change, psychologically, in the boom preceding a crash.

FORBES: By Eliminating Failure, The Government Robs Us Of Success

Before the financial crash, the great green tech boom unleashed a rush of startups and speculators staking claims on federal waters to build massive wave farms, while in Europe governments, including Portugal and Scotland, placed big bets on wave energy.

FORBES: The Next Wave In Renewable Energy From the Ocean

Jen says both the euro and dollar rode the credit boom and the subsequent crash largely unaffected.

FORBES: The Dollar Is Like The English Language