Yes, almost a sacred 300th is short, but it is guaranteed 5 years.
Yes, you get your money, quality is not misused.
Yes, this is absolutely the best Son in its class.
Yes, Beyerdynamic stuns concurrency with a product as successful.
Yes, if you are gamer, like me, this is the definitive device
YES, it isolates the outside world, like the ears warm in winter (summer also matter)
NO, it does not tighten excessively the head. It just requires a period of "running-in", like all products not "disposable" designed to last and be used for hours.
NO, it is useless if you look concerts filmed with a mobile phone on youtube
NO, it does not embellish your low quality MP3 (128kbit example), worst, it will bring out your sound sources are of poor quality if this is the case.
NO, it is not useful for playing Minesweeper or Solitaire on Windows.
Ultimately, given its lifetime, it is not expensive when, at the same time, you will buy 3 or 4 helmets less good quality (a 75-80e) without ever match such a pleasure to use.