New table saw blade design cuts joints

[Bm101]

Saw this and thought some of you might be interested.
American fella has invented a blade design that cuts joints in ply with one pass.

https://youtu.be/S074ke-EJ6U

 

[Kadushu]

Cool! Origami with 1/2" ply

 

[Adam9453]

I think someone should show him a moulding cutter that fits to old startrite table saws, simpler and just as dangerous lol

 

[rafezetter]

I'm sure this has been posted before - still a neat idea.