Exponentially growing computer power will destroy bit coin. In time someone with enough computer horse power will hack/clone bit coins rendering them worthless.
The Quantum Quest for a Revolutionary Computer (Jeff Bezo’s “Infinity Machine”)
http://www.freerepublic.com/focus/f-news/3121505/posts
Constitution says the States can’t print paper money, but can coin money. Once BTC processing/mining is as strong as a Walmart celery purchase, States can StateCoin, using real assets as backup, maybe not just gold, but agriculture on State lands, oil leases, any resource available to back StateCoin.
Bye bye FED.