For the various 'gas as a service' offerings, this would be ideal seeing as it offers current gas level. Having this come with signup, and know that my car wil

For the various 'gas as a service' offerings, this would be ideal seeing as it offers current gas level. Having this come with signup, and know that my car will auto-refill when it gets below 30% and is at home or work, would be pretty darn useful. Maybe one of the companies already does this and I just didn't realize?