Graftroot ~ bitcoin-dev Mailinglist
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Gregory Maxwell's Graftroot protocol extends Taproot by enabling unlimited alternative spending conditions through threshold-key delegation, costing only ~32 bytes per alternative via Schnorr aggregation. Alternatives can be added after blockchain commitment without moving coins while maintaining complete privacy—only the executed script is revealed. Tradeoff: delegated scripts must be stored off-

https://relay.towardsliberty.com/57535975beba57f5718c69a39b2020082dea91e70b286323879dd6a9be89a065.mp4