Wall Street banks have realized they can't do it all themselves

If banks want to continue to cut costs, then they need to deploy nascent tech such as blockchain and machine learning.  Banks are partnering with fintechs to spread risk and cost, and building the tech that will differentiate themselves in-house.  Technologies like AI, machine learning, and blockchain have become buzzwords on Wall Street, and for good reason. They have the potential to make financial services firms more efficient. AI, for instance, could translate into productivity...