The ship crash landing on ancient Earth with our true human ancestors in THHGTTG series where they decide to use the leaf as currency and are briefly instantly rich till hyperinflation so they decide a deforestation campaign is the way to go comes to mind.
Edit: Granted, I think we're veering off the OC's point here though. If all this time we hadn't been siphoned/drained/etc by fiat currency, wars, inflation, etc, imagine where we'd be, without a sudden dump/disruption.
The ship crash landing on ancient Earth with our true human ancestors in THHGTTG series where they decide to use the leaf as currency and are briefly instantly rich till hyperinflation so they decide a deforestation campaign is the way to go comes to mind.
Edit: Granted, I think we're veering off the OC's point here though. If all this time we hadn't been siphoned/drained/etc by fiat currency, wars, inflation, etc, imagine where we'd be, without a sudden dump/disruption.