It’s not a matter of “quite as convenient”, it’s a matter of figuring where you are, find a nearby town, finding a petrol station in it and getting back to the

It’s not a matter of “quite as convenient”, it’s a matter of figuring where you are, find a nearby town, finding a petrol station in it and getting back to the motorway. This can take well over half an hour. Time that you really need to be spending getting to your destination because there’s a good chance your trip is going to take most of the day.