(Getty Images)
Optimism Finally Starts Testing 'Fault Proofs' at Heart of Design – and of Criticism
A version of the new proof system, which will help secure withdrawals from Optimism and other networks based on its tech, will be deployed to Optimism's Sepolia test network o...
(Getty Images)

Wallet (Allef Vinicius/Unsplash)
Layer 2 Blockchains Become Cheaper After Ethereum's Dencun Upgrade
The upgrade allows layer 2 solutions to store data in "blobs" instead of the expensive call data.
Wallet (Allef Vinicius/Unsplash)

Ethereum Foundation's Tim Beiko joined The Protocol podcast to discuss the implications of the Dencun upgrade. (CoinDesk, modified using PhotoMosh)
Debating Dencun: Will Ethereum's Big Update Help or Harm the Network?
While Ethereum's rollup-centric roadmap could help the ecosystem reach new levels of scale, some developers think relying on third parties to improve access to Ethereum could...
Ethereum Foundation's Tim Beiko joined The Protocol podcast to discuss the implications of the Dencun upgrade. (CoinDesk, modified using PhotoMosh)

Screenshot from Nethermind's Dencun watch party (Nethermind/YouTube)
Ethereum Finalizes 'Dencun' Upgrade, in Landmark Move to Reduce Data Fees
A key element of the upgrade is to enable a new place for storing data on Ethereum – referred to as "proto-danksharding," which gives room for a dedicated space on the blockch...
Screenshot from Nethermind's Dencun watch party (Nethermind/YouTube)

Optimism Foundation sold tokens worth almost $90 million at market prices. (engin akyurt/Unsplash)
Optimism Sells $89M OP Tokens in Private Transaction
The tokens were sold to an undisclosed buyer and will be vested for two years.
Optimism Foundation sold tokens worth almost $90 million at market prices. (engin akyurt/Unsplash)

Polygon co-founders Sandeep Nailwal, Jordi Baylina and Antoni Martin (Polygon)
Why Polygon's MATIC Token Has Lagged During Past Year's Crypto Rally
MATIC was overvalued at the start of the ongoing crypto bull run, one observer said.
Polygon co-founders Sandeep Nailwal, Jordi Baylina and Antoni Martin (Polygon)

(Luke Jernejcic/Unsplash)
Blast From the Future: Can You Plagiarize Something Meant to Be Copied?
Devs for the Blast L2 are accused of stealing open-source code that’s available to all. Is that cheating, or a sincere form of flattery?
(Luke Jernejcic/Unsplash)

(Alina Grubnyak/Unsplash)
As Blockchains Push Toward Decentralization, These People Serve as Ultimate Guardians
The goal of these "protocol councils,” sometimes called “security councils,” is to nudge these nascent networks toward increasing decentralization, by gradually removing them...
(Alina Grubnyak/Unsplash)

Like the suitors courting Penelope in the Odyssey, Ethereum's biggest layer-2 teams are vying to win over the Celo blockchain. (John William Waterhouse, via Wikipedia.)
Celo, Shopping for Blockchain Partner, Turns to the Delicate Issue of Money
A standalone blockchain, Celo is looking to migrate to become a layer-2 network atop Ethereum. The months-long selection process has started to look like "The Bachelorette," w...
Like the suitors courting Penelope in the Odyssey, Ethereum's biggest layer-2 teams are vying to win over the Celo blockchain. (John William Waterhouse, via Wikipedia.)

Karl Floersch (Portrait by Mason Webb for CoinDesk)
Karl Floersch's 'Optimism' Tech Paved the Way for Coinbase's 'Base' Blockchain
The CEO of OP Labs helped create a set of tools that let developers build their own layer-2 chains.
Karl Floersch (Portrait by Mason Webb for CoinDesk)