??? Vorbis is a lossy audio compression algorithm, much like AAC or MP3. I would be very surprised if in a A/B test anybody could tell the difference between

??? Vorbis is a lossy audio compression algorithm, much like AAC or MP3. I would be very surprised if in a A/B test anybody could tell the difference between comparable bitrate lossy codecs. FLAC was a licensing problem -- when Apple wanted to add lossless, they did so, with a clean-room lossless compressed audio codec.