ETFs have democratized investing -- everything under the sun is available with the click of a button, and for cheap. Yet this really only applies to the half of the country with the ways, means and desire to invest. What about the other half? How do we get more of them benefiting from the markets?

Joel and Eric speak with financial consultant Tyrone Ross, who's passionate about getting the "unbanked" more involved. Smartphones and services such as Cash App make his mission easier, he says, but it's still an ongoing challenge that requires what Ross calls the three Es: exposure, education and empowerment. 

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