And the purpose of one of these would be???
I can't visualize any advantage or reason for one of these contraptions. You still have to get out of your vehicle to open the fuel door. Unless they standardize fuel vent caps like those used in some auto racing or on inflight fighter jets. You can pay at some stations in a few countries by an app on your phone, If you are too lazy to dispense your own fuel move to New Jersey. The last Time I was in that state it was against the law to dispense your own fuel