But you would be (half) wrong. Modern metalurgy trounces 10000 times folded, quenched in ancient fire. Modern shaping techiques are better and we can achieve a

But you would be (half) wrong. Modern metalurgy trounces 10000 times folded, quenched in ancient fire. Modern shaping techiques are better and we can achieve a lighter, more flexible and tough blade. The issue is we dont. There is no reason to. Nobody is trusting their life to a katana today. so very few quality ones are made anymore. they are now more a symbol than a tool.