I think he did a really good job considering it was probably his first time announcing. Next time he might want to slow down just a bit and stock up on some different phrases to describe tricks with, but his intensity made it more exciting to watch.
Plus, he called every trick correctly and is knowledgeable in all areas of the sport, including the art of what goes into throwing tech tricks.
I give him an A-.
Switch double cork 1080 double poked mute grab to shifty.