I'm rocking my ah-d5000s at this very moment. Going from the denon's to the hd650 and vice versa is ..... discombobulating. Different tools for different jobs I suppose, I couldn't part with either. I reached the same conclusion about electronic music and the hd650s. Dillinja's Cybotron...

all albums are released to market already equalized as intended. boosting or reducing frequencies is a kludge. With an EQ you are making up for deficiencies in your setup and or retooling the piece into what you expected, not what the artist intended. EQs belong in mixing and mastering...