Here's the thing, even with every modern currency death (Weimar republic, for example) the country still functioned one way or another until things stabilized.

It wouldn't surprise me to see some sort of UN fiat currency pushed as the new world reserve currency.

If you're sharp enough to have gotten fixed rate financing, rent will increase with inflation while the mortgage stays a fixed currency dollar amount no matter what that currency is "worth".

JFK wanted to issue a different currency.

I traded forex and news doesn't predict where the market is going.

As would canned goods, fuel, batteries and other necessities.One problem with gold as a currency is the indivisiblity.

Europe continues  have problems caused largely by their poorly designed monetary system the Euro as a shared currency.

So, for someone with a lot of money in a country where the currency is volatile, they may consider "storing" money in SF real estate a better idea that possibly losing 40% this year from fluctuations (SF is one of the most well known cities in the world and draws a lot of international interest).Secondly, for those doing this locally, you also have to remember that the very poor condition home that was rehabbed could easily be worth a few hundred thousand dollars more now depending on where it is.

That is why I have been investing in the US, even with the unfavourable currency exchange,I have no plan to buy real estate in Alberta.  

My guess is that the crash comes from another industry or sector like currency.