https://blog.everex.io/how-to-add-2-billion-people-to-the-world-economy-using-blockchains-and-mobile-phones-73dac3637b01
Whoever figures this out is going to make a ridiculous amount of money. However we are a long way from knowing who the winners will be. Be prepared to momentum-ride the two fastest horses, changing mounts like a monkey-jock.