Speakers with built-in amps are cheap, noisy and generally low quality. Funny enough, the art of setting up a good stereo system (using said knobs) seems to ha

Speakers with built-in amps are cheap, noisy and generally low quality. Funny enough, the art of setting up a good stereo system (using said knobs) seems to have been lost. Probably because few can afford more than a closet these days (and good headphones are cheap).