Yes, I think that's what he had in mind.
If you can hardcode a control system such that its only knowledge of the outside world is the Bitcoin Blockchain, a specific xpub, and a missile launcher, you can set it as a switch such that if that utxo moves to the next address, the missile is authorized for launch.
Jay
npub10m…x27hf
2025-05-15 03:00:48
in reply to nevent1q…y2dw
Author Public Key
npub10mtatsat7ph6rsq0w8u8npt8d86x4jfr2nqjnvld2439q6f8ugqq0x27hfPublished at
2025-05-15 03:00:48Event JSON
{
"id": "de1ac77c36e5b666a672b57fb67633b4551c9da2b63c9062e498227b63b72fec",
"pubkey": "7ed7d5c3abf06fa1c00f71f879856769f46ac92354c129b3ed5562506927e200",
"created_at": 1747278048,
"kind": 1,
"tags": [
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[
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"content": "Yes, I think that's what he had in mind.\n\nIf you can hardcode a control system such that its only knowledge of the outside world is the Bitcoin Blockchain, a specific xpub, and a missile launcher, you can set it as a switch such that if that utxo moves to the next address, the missile is authorized for launch.",
"sig": "baa7f63b25c358a0b459edbf860716a31c2c2dd6a24348294a866094ed57051ae23709fb1d3e12001fda621115b5a5a49aa18b8c97d09e35a0462232457b8bb3"
}