Don’t know how they calculated this figure, but the global blockchain technology market is expected to grow at a compound annual growth rate (CAGR) of 42.8%, and would be worth USD 13.96 billion by 2022. Not bad at all....

Here are some of the sectors that would benefit from it: http://www.techradar.com/news/here-are-the-10-sectors-that-blockchain-will-disrupt-forever

Looks definitely like part of the 3rd industrial revolution to me :-)