Complex sentence: Hotfile alleges that Warner has willingly taken down files without holding the copyrights, game demos and even open-source software and that the inappropriate takedowns continued even after the movie studio was repeatedly notified about the false claims.
Split into simpler sentences: Hotfile alleges that Warner has willingly taken down files without holding the copyrights, game demos and even open-source software. The false takedowns continued even after the movie studio was repeatedly notified about the false claims.