According to TechFlow, Casey, the founder of Ordinals, tweeted that runes and inscriptions are as programmable as Bitcoin, and the improvement in Bitcoin's expressiveness has also improved the expressiveness of runes and inscriptions.
For example, OP_CHECKTEMPLATEVERIFY may organize open minting as an OP_CTV tree, unfolding to a leaf UTXO containing runes.
SIGHASH_GROUP provides the flexibility to commit multiple inputs and outputs with signatures, making it easier to transfer runes to the Lightning Network.
Standardizes the Taproot signature appendix and allows the engraving of unstructured data, which can be inscribed in a single transaction without having to submit and reveal two transactions.
