j"19HxigV4QyBv3tHpQVcUEQyq1pzZVdoAutLmCraig has spoken on it, see https://craigwright.net/blog/bitcoin-blockchain-tech/fixing-op_fals/ for instance
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BITCOIN_ECDSA"1EV7piyYb5QjfBtX8AMr24Lg51aRVwsX3NLXIOFjnvYJ8Em4bTqYv6IxtYUcBjyQDiFLbgPHb7s7qPFCTCbeZZItXljB0aptfSjij36KCDWCcja5ljy9NgjvCww=
https://whatsonchain.com/tx/cd07fbe02528a2c42f44d2e12c0afd70391befc3a5c22d0438cb8ef95c0dba3d