Popular by advertisement, an MP3 player, with the ability to read AAC, Mp3 and much more. Only possible drawbacks are: 1)insanely high price for an mp3 player, 2)Low battery life compared to otehr mp3 players, 3)Not so great starter earphones,4) Having to use iTunes. If you are a music pirate, then an iPod doesnt make a sound qulity difference, however, if you DO purchase music legally, then ripping ur cd's to AAC format will be better sound quality.
Creative Users: I can listen to 10 DAYS worth of DECENT music, how bout you iPod?
iPod users: I can listen to 10 HOURS of GREAT music!