{"type":"rich","version":"1.0","author_name":"npub1xqshkqv2g7uea4xzqwvmgjcz7u8vfavw6aazs999v0azsv3w7u3qpymc2p","author_url":"https://nostr.ae/npub1xqshkqv2g7uea4xzqwvmgjcz7u8vfavw6aazs999v0azsv3w7u3qpymc2p","provider_name":"njump","provider_url":"https://nostr.ae","html":"📅 Original date posted:2014-07-15\n📝 Original message:On Tue, Jul 15, 2014 at 10:00 AM, Jeff Garzik \u003cjgarzik at bitpay.com\u003e wrote:\n\u003e Proxying another's idea, from CoinSummit.\n\u003e\n\u003e The request:   It would be useful to limit the lifetime of a bitcoin\n\u003e address.  Intentionally prevent (somehow) bitcoins being sent to a\n\u003e pubkey/pkh after the key expires.\n\nPayment request expiration was meant to address this.\n\nAdding an optional expiration timestamp to addresses would be\npossible, however, it would be a non-backward-compatible change and\nlots of software would have to be changed at this point.\n\nIn my opinion encouraging the use of the payment protocol and\ndeprecating the use of addresses is the best way forward, and not just\nfor this reason.\n\nWladimir"}