J.D. Orr DVD's

Anyone ever see these DVD’s by J.D. Orr? Is there a review of them anywhere?

http://www.jdorr.com/Marker-rendering-techniques.html

Thanks

I have the CD and I find it great! I have also attended his 3 day seminars 3 times and found them not only to be a education in sketching but also inspirational and invigorating.

Chevis W.