Think about this the next time you use that Apple Pay 👇

Eswar Prasad is a senior professor of international trade policy at Cornell University and a senior fellow at the Brookings Institution who formerly worked as the chief of the the International Monetary Fund's Financial Studies Division.

You might think this technology will be used to stop criminals, and I'm sure it will be, but the question is how it will also be used to control people.

Remember: Whatever policies are created for the common good can and usually are hijacked by the bad guys. Power tends to corrupt, and absolute power corrupts absolutely.