The company changed its reconditioning standards, created a segment we call value. They tried o anybody teot interested in is they want to get a safe car, but they don't need it to look really great. I thought t would going to be like softwere only no kind of people involved. But no, turns a you actually need a lot of people to do this. And so this idea of testing and iterating as a founder, where else have you done that?...