In a standard MP3 (a lossy format), much of the high-end frequency data is truncated to save file size. This often results in a "smearing" of the cymbals and a flattening of the stereo image. With In Utero , an MP3 dulls the sharp edges of the recording.
A complete "re-imagining" by Steve Albini that brings out hidden guitar layers and more aggressive percussion. nirvana in utero flac
You're looking for information on the FLAC version of Nirvana's album "In Utero". Here's some relevant text: In a standard MP3 (a lossy format), much