Not really sure I’d call Larrin “someone off the street.” They guy literally wrote the book on modern knife metallurgy and has a PhD in the science. https://www

Not really sure I’d call Larrin “someone off the street.” They guy literally wrote the book on modern knife metallurgy and has a PhD in the science. https://www.amazon.com/Knife-Engineering-Steel-Treating-Geometry/dp/B08D4P9D95 https://www.amazon.com/Knife-Engineering-Steel-Treating-Geom... He also has a well known website and is considered one of the worlds leading experts on knife steels and knife craft.