You will hold gold and silver in precaution for a financial collapse. But at that moment the escenario will be:

• You sell gold and silver for the Fiat currency at the moment.
• Nobody wants gold and silver, people will prefer food and primarly products.
• Bitcoin (or another cryptocurrency) will be the standar.

Is better adquire agriculture and productive lands. That way you always keep the capacity of produce food and primarly products that all people wants in a crisis.