Motivation for purchase At work I'm moving from my own office to a space I share with colleagues. I love my Grado SR60e's but they are very leaky so I was looking for a closed pair of cans. I was undecided between the Audio Technica M50x and the AKG K181 DJ UE. The AT got better reviews but was also €50,- more expensive. So, I ordered them both to compare. Gear I'm using them in combination with an Audioquest Dragonfly Black 1.5, Audioengine N22 desktop amp and I'm playing MP3s and FLACs through Foobar. Build and comfort They seem solidly...