I think we are going to hear more and more news from mainstream media reporting about mainstream financial institutions trading blockchain currencies.
Only after a few weeks when J.P. Morgan Chase & Co. Chief Executive James Dimon called bitcoin a fraud, Goldman Sachs Group is going to start a new trading operation dedicated to cryptocurrencies.
This is a step further for blockchain currencies to go for mass adoption.
source: https://www.wsj.com/articles/goldman-sachs-explores-a-new-world-trading-bitcoin-1506959128