Wouldn't surprise me if designed tone bursts change the sound for the better in some cases.
I get my Stax headphones to sound their best (loosened up?) by playing at what would be painfully loud volumes for a minute or two before I put the phones on to listen. Seems to work well.
I get my Stax headphones to sound their best (loosened up?) by playing at what would be painfully loud volumes for a minute or two before I put the phones on to listen. Seems to work well.

