You are right, but the solution, at least from the perspective of a singles player, is simple: Stop playing USTA. Instead, get the contact info of the players interested in singles, and just arrange your own hits. That's what I do, and I am playing more and better tennis than I ever did when my focus was on USTA play. I don't need the validation of a formal USTA record or rating, I just want to play against other similarly-skilled opponents. USTA is a good way of making those contacts, but once you have them...