Gr☺uch☺: I'm not sure (I don't use the latest version of Windows Media Player) - but my guess is that it is impossible for WMP to have every codec out there - so I would guess that even with the latest, you may sooner or later run into something that needs a codec.
... and I'm far from an expert - I could be wrong in all of this - if so, I'm sure someone will correct me.
(Cacher) Si vous souhaitez saluer quelqu'un dans sa langue natale, essayez notre Dictionnaire du Joueur, par le lien "au sujet des langues" sous les drapeaux. (pauloaguia) (Montrer toutes les astuces)