Just posted a new proposal on EthResearch about synchronous composability between rollups via realtime proving.
The idea explores how based rollups with realtime validity proofs could enable atomic L1↔L2 and L2↔L2 interactions in a single transaction, bringing back true cross-rollup composability.
Comments are very welcome.
https://ethresear.ch/t/synchronous-composability-between-rollups-via-realtime-proving/23998…
#ethereum @VitalikButerin @koeppelmann

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