I posted the following @ the AB forum:
I am not a customer or user of his $products, but for the past several mos I've been rcvg Duane's free email newsletter from hearandplay.com. I'll simply suggest that serious beginners get on his list.

My reason for posting this is to encourage PWF members to share info on other available free resources that serve to promote/extend beneficial musical knowledge to anyone who really wants to learn.

There are a bunch of fine folks @ PWF. Please continue to share your knowledge