ER, you hit it on the nose with that read. They are both fantastic and very, very different. I have a hunch the sharpener responsible for the B2 is
I've never seen that.
The Cooking Issues podcast, a few back (I think it was 189), had a good section on safety.
Those both look great. The B2 looks like the tall-bevel Fujiyama grind, and the bottom looks like a "regular" laser. I bet they both cut great.
Hey China, as promised, here are a couple choil shots. B2 on top and W2 on the bottom: