RE: fiberglass vs. wood
yes put it this way i run where it can get choppy and if you watch my videos on utube you will see this,i flipped mine on a very choppy windy day with a weedy motor so imaging what would happen with a zen in it in those conditions [X(]. 1st and 5th run videos were pretty rough to say the least.
[link]http://www.youtube.com/my_videos[/link]