Beware the Martial Art DVD? What does that mean? Does it mean that I think you can't learn from a DVD? No, you can certainly learn aspects of a martial art from a DVD, although you get the best results from attending a martial art class.

The "beware" is about those DVDs that were originally filmed in VHS format and then years later are re-released in DVD format without any editing.

Tonight I watched a Small Circle Jujutsu DVD from Black Belt Magazine Video and I knew right away that I had a VH...