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.
Steem Dollars are liquid stable-value currency tokens designed to be pegged to $1 USD. Steem Dollars can be traded with STEEM and transferred to other accounts for commerce or exchange.