I had my old pair of HD558s mangled in a move and was looking into getting the PC38x as replacements. My brother had a pair of 58X Jubilees which but they didn't have as open a sound as I'd like. Given these would be my main workhorse headphones for games, movies, and casual music listening...

Just got mine today! I'm still a bit new to audiophile stuff. I'm running primarily off my Sound Blaster Z soundcard with FLAC when possible or Spotify high quality streaming. My previous headphones were Sennheiser 558s,Philips Fidelio L2s, Mee M6 pros, Polk Striker Pro, and Koss Porta Pros...