Cryptography is driving a creative disruption in the global economy that promises to dwarf the software revolution of the past ten years. — Note: This article first appeared on NASDAQ on February 23. Since then, there’s been an interesting development, as Citibank said that Bitcoin is at a “tipping point” and could become the preferred currency for international trade. Just last week, Bitcoin (BTC) reached a new record high, surpassing the $50,000 mark…