I've watched several. Not bad. He doesn't always go into a lot of depth, but he keeps it light hearted and fun, which is cool.
Hehe, I chuckled a little when he talked about edge-parries. That has been a source of huge arguments online. As with most things, the truth is somewhere in the middle. The historical manuscripts do describe some edge parries, so you can't say they never happened. But he's right that the way they're often portrayed in films would destroy the swords pretty quickly.