I found it interesting at RMAF that Roger Sanders insisted that more power was better. He was biamping his electrostatic speakers with 600 (top) and 1000 (bottom) watt amps. His reasoning had to do with headroom that would improve dynamics.
Not sure I agree fully, but thought I'd mention it in light of the comments here.
Not sure I agree fully, but thought I'd mention it in light of the comments here.