Hahahaha.... My second favorite part, after her not understanding bitcoin, is her not understanding scarcity.

"Gold has often been the worlds reserve currency because it exists only in a finite supply.
Likewise, diamonds are a girls best friend precisely because they are so scarce."

Um, here's what happens when you type diamond scarcity into google;

http://www.washingtonpost.com/wp-dyn/content/article/2010/07/02/AR2010070203990.html
http://www.theatlantic.com/magazine/archive/1982/02/have-you-ever-tried-to-sell-a-diamond/304575/
http://www.neatorama.com/2008/12/01/10-facts-about-diamonds-you-should-know/
http://are.berkeley.edu/~sberto/DeBeersDiamondIndustry.pdf
http://www.pippinbass.com/artificial-diamond-scarcity

If she can be an economist, then I want to be ruler of Narnia.

And I'll trade you these RARE diamonds for bitcoins all fing day, government-mind-slave.