What changed to get Espresso to up to 1M TPS:
-Block building: external builders → inside each node
-Networking: relay | Hanami
What changed to get Espresso to up to 1M TPS:
-Block building: external builders → inside each node
-Networking: relay & gossip → one-hop mesh
-DA: separate round → the vote itself
-Erasure coding: heavy cryptography → XOR-based, multicore
Breakdown: https://medium.com/@espressosys/the-engineering-optimizations-behind-espressos-new-performance-benchmarks-b81f105e73e1