Complex sentence: As of 2009, the block hasn't aired without notice, making it uncertain whether Animax will launch as a 24/7 channel in Italy, likely to prevent competition against the widely available MTV Italy (which also airs anime).
Split into simpler sentences: As of 2009, the block hasn't aired without notice, making it uncertain whether Animax will launch as a 24/7 channel in Italy. This was likely done to avoid competition against the widely available MTV Italy (which also airs anime).