Credo is the token you earn when someone you don’t know sends you an unsolicited email. You can use the Credo you earn to send your own emails to people you don’t know, trade it for other currencies, or hold onto it as its power increases.
GDC is Global Digital Content token for millennials that is consumed in a variety of content services including media, digital commerce, game, and entertainment. GDC is used directly in the services we developed and partnered amid our constant efforts on enhancing use cases.