Earlier quoted context omitted.
Is the eventual end-game that I can send money from my account at Bank A, to a friend's account at Bank B to split a check at dinner without using a third party like Venmo?
Can't you already send money from bank A to bank B without Venmo? Isn't that the whole point of bank transfers?
1) Write a physical check (2-10 days from deposit, usually 2) 2) Use ACH (a virtual check) (2-10 days, usually 2) 3) Fedwire which costs $10-$15 to both the sender and receiver (15 minutes).