The only valid test in the knifetests.com video is the one peeling an apple . . I've got some good solid knives and would not consider abuse to be a test. A 440 stainless blade passed -- that just shows that a knife with relatively low % carbon content may be tougher than one with more carbon, carbides and a higher Rc for edge retention. I will not be taking my knife purchase advise from the unscientific tests on that site. Just MHO