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A 16th-century katana for $105 million. How do Japanese craftsmen make the most expensive swords? A detailed account from a participant in the process from Derek's team. And a bit of materials science. https://boosty.to/voicepower Tg: https://t.me/voicepower Vk: https://vk.com/public60480847 For donations: https://yoomoney.ru/to/41001106158836/ Card: 5599002011950963 usdt TKV9xFJx4qT4kWPFe1ZwxF1LiT83r2 P6HX btc 13NDR4oU1L64dY1gDf7u8f5rJQpjRGCNg4 ton UQCw-qKE6bgy1NE4a0hEYUtp6__DFnjQJQMbqnlwEgK6upOj Original: • How Japanese Masters Turn Sand Into S...