The Benefits of Permissionless Validation

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In the prior protocol, and as far as we know in all of the settlement protocols that have been published by anyone so far, you have these delay attacks where an adversary who's willing to sacrifice a lot of stakes can cause a lot of delay. That is why permissionless validation is not just this trivial thing. We have to solve this one problem which I'll just articulated. Yes, so there will be, they can continuously deny service. So basically they can deny confirmation of Arbucham states on Ethereum for as long as they're willing. And that's really not a good thing. As well as- The seven days just never run out. They just submit another proposal, and

What did the Arbitrum L2 just unlock with its BOLD release? What stage of L2 is Arbitrum in? What is next for decentralizing the Arbitrum stack? We brought on Ed Felten and Raul Jordan to help answer these questions and much more.

Ed Felten is a Co-Founder of OffChain Labs, the organization that created Arbiturm. Raul Jordan is one of the Co-Founders of Prysmatic Labs, the Ethereum consensus client which not too long ago got acquired by Offchain Labs.

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----- TIMESTAMPS

0:00 Intro 7:30 What is BOLD? 9:20 Are L2s Decentralized? 19:30 BOLD Timeline 23:40 What Does BOLD Solve? 27:15 How Does BOLD Work? 31:35 Why Use BOLD? 38:00 Shared Sequencing 42:30 Why Was BOLD Hard to Build? 48:50 Will BOLD Be Open-Source? 50:00 Are L2s Secure? 52:30 Staking $ARB 1:00:20 Arbitrum's New Tech 1:03:50 Ethereum's Overarching Roadmap 1:06:30 Closing & Disclaimers

----- RESOURCES

BOLD, Permissionless Validation for Arbitrum Chains https://offchain.medium.com/bold-permissionless-validation-for-arbitrum-chains-9934eb5328cc

Ed Felten https://twitter.com/EdFelten

Raul Jordan https://twitter.com/rauljordaneth

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