§ 02 EPISODES / 16 OCT 2026

The Holy Grail of Block Building

RUNTIME 01:02:11 § 16 OCT 2026
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Michael Moser from Blockspace breaks down the mechanics, economics, and future of multi-party block construction on Ethereum. 

Timestamps
(00:00) - Background and implementing of timing games
(03:23) - Blockspace (company)
(04:16) - Learnings from Solana and Cosmos
(07:25) - MPBC mechanism unpacked
(11:08) - Types of txs appended to the bottom of block 
(14:20) - What the builder actually sends the operator
(16:04) - Base builders, contributing builders, and operators
(21:16) - MPBC KPIs of success
(25:13) - Base may blocks skew towards smaller builders
(28:26) - Teams experimenting with MPBC
(29:36) - MPBC increases blob inclusion
(34:46) - Anyone can run an operator and make money
(38:31) - MPBC operator economics
(43:50) - Putting the node operator hat on
(45:05) - MPBC shipping improvements already
(50:16) - Bullish on Quick Slots
(53:33) - Running Solana infra vs Ethereum infra
(55:50) - FOCIL provides hard inclusion gaurantees 
(56:49) - Living in Singapore 
(58:28) - Upcoming MPBC features prior to v2

Links:
- MPBC live data
- Michael on X

Disclaimer
Nothing in this episode should be interpreted as financial, technical, or legal advice.