Power conditioners DO make a difference. This from an old quasi-objectivist who will be glad to give you an A-B evaluation in his living room.
That being said, I don't think the extremely costly ones are worth the price. In my own case, a Monster 5000 ($600 list but now readily available for $450 since a new model came out) offers a good compromise between audible improvement and affordability.
That being said, I don't think the extremely costly ones are worth the price. In my own case, a Monster 5000 ($600 list but now readily available for $450 since a new model came out) offers a good compromise between audible improvement and affordability.