regarding the performance question, the blockchain is never in the hot path. it will be used only for what's designed to. align a set of nodes on the same view

regarding the performance question, the blockchain is never in the hot path. it will be used only for what's designed to. align a set of nodes on the same view of the world. so, for notarization of deployments, node configuration, storage replication configuration, etc. all the nodes will be placed in tiers, depending on their measured performance.