As time progresses rollups will look more like public goods than they do today. The question of long-term economic sustainability is contingent on the demand for blockspace.

Agency is the freedom to act (Voltaire’s definition of liberty).

One of the fundamental problems of Proposer Builder separation is the centralized role played by the Builder. This creates 3 tradeoffs (possibly more):

Polygon POS as constructed today and in the context of our current understanding of what an L2 is, is not an L2 or a Stage 0 rollup. While there have been hints at a future transition, there is no public roadmap or known endgame. As a result, here we will speculate about what a Polygon POS to rollup transition could look like.

The inspiration for this post came after spending too much time reading the bird app, capped off by this post here.

Upon reflection, my favorite presentations from the MEV workshop at SBC were Vitalik’s distributed builder, which I reference several times in this article, and @0xQuintus warning about the rise of exclusive order flow.