For now, yes. There's a few glitches yet to sort out before we can calibrate it with a fillup, but it shouldn't take more than a fillup or two to be able to compute an accurate microSecondsPerGallon value. And it shouldn't take too many users reporting the values they use for their cars before we have a database of parameters, and maybe some fancy schmancy online lookup tool or whatever to help new users get started.
But we here are on the bleeding edge of this thing
