If one looks back at post-modern history, once every decade or so, there is a major disruption that upends the broad contours of our lives. At the turn of the millennium, the emergence of the internet as a mass medium led to the dotcom boom (and bust). In the last decade, applications built on the Internet and the mainstreaming of mobile phones has led to seismic changes in our lifestyles irrevocably changing the way we work, shop and play. If you fast-forward to today and look at the shortlist of major candidates that will impact our future lives, there is one candidate that will appear on most lists—blockchain and cryptocurrency (crypto for short).