Free to Choose

I found a great set of videos done by the famous economist Milton Friedman.  They were broadcast on TV a few decades ago as I understand it.  There are 10 episodes, enjoy.

http://video.google.com/videoplay?docid=-4303061419031514770&q=free+to+choose&hl=en

http://video.google.com/videoplay?docid=9120458911139972578&q=free+to+choose&hl=en

http://video.google.com/videoplay?docid=-2813172726145105646&q=free+to+choose&hl=en

http://video.google.com/videoplay?docid=-3804435531799929085&q=free+to+choose&hl=en

http://video.google.com/videoplay?docid=3234067803193233001&q=free+to+choose&hl=en

http://video.google.com/videoplay?docid=-1087272971542603727&q=free+to+choose&hl=en

http://video.google.com/videoplay?docid=7453847711317398976&q=free+to+choose&hl=en

http://video.google.com/videoplay?docid=8396462699140988981&q=free+to+choose&hl=en

http://video.google.com/videoplay?docid=-5285771272720343380&q=free+to+choose&hl=en

http://video.google.com/videoplay?docid=-6159024739804291993&q=free+to+choose&hl=en

It would have to be redeemable and something that most people want. If you wouldn't redeem dollars with nukes and other weapons, you wouldn't back a currency with it. And most people aren't terribly interested in owning those things.