Ethereum's Last Big Upgrade: The zkEVM | Ansgar Dietrichs

Ethereum’s next big leap might not look like a single “flip the switch” moment—but it could change how the chain verifies everything. In this episode, Ansgar Dietrichs comes back to unpack the ZK EVM: why “re-executing every block” has been Ethereum’s hidden scaling tax, how real-time proofs finally make a different verification model viable, and what it would take to transition safely without sacrificing the verifiability that keeps Ethereum credibly neutral. They explore the three true bottlenecks of blockchain scaling (compute, IO, bandwidth), the roadmap from optional proofs to mandatory proofs, and why client diversity could look radically different in a ZK-native future. --- 📣SPOTIFY PREMIUM RSS FEED | USE CODE: SPOTIFY24 https://bankless.cc/spotify-premium --- BANKLESS SPONSOR TOOLS: 🔮POLYMARKET | #1 PREDICTION MARKET https://bankless.cc/polymarket-podcast 🪐GALAXY | INSTITUTIONAL DIGITAL FINANCE https://bankless.cc/galaxy-podcast ⚡ EUPHORIA | REAL-TIME ONE-TAP TRADING https://bankless.cc/euphoria 🌐BRIX | EMERGING MARKET YIELD https://bankless.cc/brix 🏅BITGET TRADFI | TRADE GOLD WITH USDT https://bankless.cc/bitget 🎯THE DEFI REPORT | ONCHAIN INSIGHTS https://bankless.cc/TDRpro --- TIMESTAMPS 0:00 Intro 0:43 Ethereum’s Biggest Upgrade 4:35 The Core Idea: Verify Blocks Without Re-Executing 10:40 From Bitcoin’s “Verify Cheaply” to Verifying Full Execution 16:22 Cryptography 2.0: Proving Arbitrary Computation 22:56 Scaling All 3 Constraints: Compute, IO, Bandwidth 32:33 Why Ethereum Has Been “Slow” by Design 38:29 3× Per Year: Scaling Now, Not Someday 41:28 ZK Isn’t About Faster Blocks (But Speed Still Improves) 46:33 Rollout Plan: Optional Proofs → Mandatory Proofs 49:59 Dependencies: Block-in-Blobs, Repricing, New State Trees 54:14 Security Reality Check: Performance → Security → Production 1:01:24 Client Diversity in a ZK World 1:10:51 Timeline: ZK Ethereum, Around 2030 1:16:31 Second-Order Wins: L2 Bridging and Beyond Crypto 1:20:49 Closing: Build the Boring Infrastructure, Enable the Apps --- RESOURCES Ansgar Dietrichs https://x.com/adietrichs --- Not financial or tax advice. See our investment disclosures here: https://www.bankless.com/disclosures