#ePBS — Rawcall

April 7, 2026

Geography Is Not Neutral: How Block Building Shapes Where Validators Live

A study from Yale, Flashbots, and King's College formalizes what many suspected - Ethereum's block-building architecture systematically drives geographic centralization. The mechanisms are different under local vs. PBS building, and consensus parameters act as hidden geographic levers.

@0x3hu79

April 1, 2026

Unpacking Vitalik's Protocol Roadmap: From ZK Hashing to Distributed Block Building

Vitalik laid out a sweeping vision across four areas of Ethereum's protocol evolution - cryptographic primitives, account abstraction, execution layer changes, and block building. Here's what it all means.

@0x3hu79