I sent a message to Steve and Clif to see either could clarify and waiting for a response. Obviously, the incentive to buy PPT is the increased value of your token due to the platform increased value and we can buy invoices using our appreciated PPT value.....however, if whales with 10s of millions jump in and can simply buy pokens with fiat who's to say that smaller PPT owners will even have a chance to buy invoices....