No more leaving children unattended in the vehicle or even opening the door to possible intrusion. The ability for the disabled to refuel without leaving their seat. No exposure to severe weather. Automated accounting for individual and fleet control service. By using simple existing technology, maybe less than you imagine.
Every product is a combination of ideas and material from many sources.
The future is clearly looking forward to automated dispensers whether pumping gasoline, recharging electric cells or exchanging some kind of future fuel plasma.