Frontiers, by Paradigm

Reth alphanet testnet rollup built on reth's ExEx execution extension framework. The rollup node runs in same process as the L1 execution engine with fast communication channels (no JSON message passing between them).

Reth SDK making reth far more extensible. Can confirm adding a new tx type to geth is major pain.

This slide says the How but really it's a list of more ExEx Why's 😃

Had to get in the front row for the GIGAGAS talk.

Who needs alt vms when you can just compile solidity to native code?

And of course let's parallelize execution.  Lots of complexities to work through, like special case handling coinbase handling. RISE team to present on this later.

Hexary Tries are a PITA. Can we replace them? (Obs a protocol change...)