# Talk | Don’t Overload the Proposer (Vitalik)

- Channel: [ZuBerlin](https://streameth.org/zuberlin)
- Date: 2024-06-13
- Duration: 27:36
- Topics: ethereum, blockchain, consensus, decentralization, censorship resistance
- Watch: https://streameth.org/watch/666af08807f92b086c2c2e54
- Download: https://vod-cdn.lp-playback.studio/raw/jxf4iblf6wlsyor6526t4tcmtmqa/catalyst-vod-com/hls/34ee7tfpbn3m4zxo/1080p0.mp4

## Description

Clip The video presents an in-depth discussion about the structure and future architecture of Ethereum, focusing on the roles and divisions between various actors involved in the network's consensus mechanism. It explores the categorization of builders, who create blocks and choose their contents, and attesters, who vote on blocks to ensure they are accepted and finalized. The speaker examines historical consensus models and how they've evolved due to concerns around Miner Extractable Value (MEV) issues. 

The talk delves into different separation models like Proposer Builder Separation (PBS) and Attester Proposer Separation (APS), explaining their implications for protocol openness, censorship resistance, and economies of scale. It also addresses the benefits of integrating certain roles to strengthen network guarantees against centralization risks.

Moreover, the speaker discusses potential risks of overloading stakers with additional functionalities that could incentivize them to fork the chain or lead to centralization through outsourcing yield gathering. The concept of consensus proposers is also examined, emphasizing the importance of their decentralization.

Finally, the video touches on pre-confirmations as a higher-level feature that doesn't benefit from in-protocol censorship resistance but is desired for its low latency. The speaker expresses hope for a balance where users can enjoy fast transaction confirmations while protecting critical aspects of Ethereum