From American Action Forum :
And those aren’t even the practical concerns. Setting up another, entirely duplicative payment system would potentially cost hundreds of millions of dollars , a cost borne by the taxpayer.
- “American Action Forum”: https://www.americanactionforum.org/daily-dish/the-fed-and-real-time-payments/
- “cost hundreds of millions of dollars”: https://www.rstreet.org/2019/05/01/an-open-letter-to-members-of-congress-stop-the-feds-real-time-payment-takeover/