 It's worked out well. I learned the hard way doing exactly what you said is, oh, I'm going to turn this off because I'm going to be at work for 10 hours and then come home and then crank it. No, it doesn't work. My dad, the engineer, used to say that too. You know, he'd say, you know, just turn it on and leave it on because my mom was one of those ones that was always adjusting the thermostat. You know, she was...