Isn't nostr:nprofile1qqsyzjda9jnupz4kxgwura2pwmrc4nfftk4zqvxu5p8gqy9dnyh8zngprpmhxue69uhkummnw3ezuun0wdjkucnpw4kjuum90lcc9v the fella we met in Nashville?
Yes! He wrote Grokking Bitcoin.
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