Other than radiated heat into the room, why would you care? If you can afford a Krell amp, you should be able to afford the extra 1.00 per day for power.
If the greenies make you feel guilty, I would suggest to sit back and enjoy the music and green out somewhere else in your life.
If the greenies make you feel guilty, I would suggest to sit back and enjoy the music and green out somewhere else in your life.