[AnimalMuppet]

> That would still make currencies far more stable than modern currencies.

Not really. Let's say we're on the gold standard, and now the computer revolution happens, and the internet revolution, and so on. We've created a bunch of new businesses, which are worth a bunch of money, but the amount of gold didn't change. So the value of money had to change, because the size of the economy changed, and the amount of gold didn't.

For that matter: Which is growing faster, the population, or the amount of gold? That affects the value of money if we're on the gold standard.