Backup source of NFT (No. 2)

• Backup list
• View the diff.
• View the diff current.
• View the diff for visual.
• View the backup.
• Go to NFT.
  • 1 (2022-03-21 (Mon) 01:34:52)
  • 2 (2022-06-23 (Thu) 13:36:00)
  • 3 (2022-08-17 (Wed) 14:12:42)

- NFT（エヌエフティー）とは？完全初心者にもわかりやすく徹底解説！
--  https://minkabu.co.jp/choice/cc-what-is-nft/

- NFTとは何ではないか
--  https://speakerdeck.com/okapies/nfttohahe-dehanaika