It's easy to buy and sell $100k of foreign currency on exchanges. Hell, you can open a spread-betting account and 'trade' with massive leverage, so you can effe

It's easy to buy and sell $100k of foreign currency on exchanges. Hell, you can open a spread-betting account and 'trade' with massive leverage, so you can effectively be buying & selling most world currencies without even having to pony up the bulk of the cash. (Not saying that it's a wise idea to start doing this, just that it is possible and easy to do).