I would compare him to a vestigial limb. But nothing gets me more excited than hearing him say "and here we go" for the main event. So that is enough for me to say he can keep his job. Plus he's like the commentator for the lay man fan.
I don't mind em at all although it would be nice if he polished up his knowledge of the technical aspect of the sport. He tends to repeat things with his one liners.
Marcus Aurelius: Tell me again, Maximus, why are we here?
Maximus: For the glory of the Empire, sire.
Baked, not fried... the healthy choice.