Where did all of this 'currency' go? 

The government has no problem printing all the currency they want, with no apparent guilt for the consequences.

Anyone have experience with multi-currency loans and how to get one?

I like to allocate around 35% of my investments in this area.I would say if I look at my stock market portfolio since 1998, including my passive buy and hold, and trading commodities (gold/silver/oil/agriculture) and currencies.

Laws, currencies, economies, politics, higher cost in just about everything from a management standpoint, language and customs challenges, you are fighting w/one arm behind your back in trying to make these deals profitable.

I rolled my 401K over into a Self Directed IRA to trade foreign currency with Equity Trust Company. 

Like Netflix/Hulu and other streaming services disrupting entertainment, or Wikipedia replacing the Encyclopedia Brittanica, LEDs replacing incandescent bulbs, Uber/ride-sharing services eviscerating the taxi industry, Crypto-currency revolutionizing banking, etc.  

Hey Juan,I have been investing little by little into cryptocurrency in the past few years and it surely compounds positively.Fiat currency at the bank or the 0.001% APY as you said is not worth it. 

Just make sure you know what you're doing, that you know and understand the legal system, how foreigners and foreign investors are treating), that you know the rules about capital flows, checkout the currency fluctuations if applicable, ...

I know, as history has well shown, when the currency itself is the item of question, the "safe" answer is ASSETS who have; Durability, Convertibility, and PRODUCTION.