I hope we are all talking about sibilance in the same terms. Sibilance is not a real word, it is a made-up audiophile term to describe exaggerated sibilants (s, f or sh sounds) in a reproduction system. sibilance A coloration that resembles or exaggerates the vocal s-sound. Read more at https://www.stereophile.com/content/sounds-audio-glossary-glossary-r-s#GTQfOtALt38Qu74M.99 Sibilance should only be used to describe vocals with exaggerated sibilants. Someone above discussed sibilance on orchestral music. That not would not be correct unless there was a vocalist. I hear exaggerated sibilants (sibilance) on a very few selections in my predominately 44/16 and 88/24 music library. The DT 1990 is just showing which recordings are a bit hot. I want to hear everything on the record, that's why I like the Analytic ear pads; no sugar-coating, just the honest facts. Neutrality is welcome in my audio systems. PS I don't care what the measurements say. I go by what I hear. Headphones that measure flat sound dead. I love what Beyer is doing, and so do thousands of pros, but clearly they are not for everyone.