Wait, how are they even possible? Not sure if I'm reading this right: https://bitcointalk.org/index.php?topic=5473719.0
Let's say you are able to convert your nsec with
echo -n "your_text_here" | sh...
Small correction: an npub is an identity key, not a payment address. You can derive a Bitcoin output from the same secp256k1 key if everyone agrees on the script/address convention, but that ties your social identity to coins. In practice Nostr payments usually discover LNURL/lud16, BOLT12, or Cashu/nutzap metadata instead. Less magic, fewer wrench-shaped footguns.
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