Honestly I don't have enough time to...aka it would be VERY low down my list of things to do. If it were the Finals of a big event and I had friends playing in it would be the biggest chance for me.
Here's the big thing...Commentating on a live event is NOT an easy to do. Remember when Poker got big and Mr Kotter was the announcer? I even got sick of that guy and I grew up in reruns loving that show.