Week in Ethereum News
June 18, 2022

Eth News and Links

PoW switch off (the Merge)

Mainnet execution layer

Proof of Stake consensus layer


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Stuff for developers

  • Solidity v0.8.15: fix for optimizer removing some memory writes in inline assembly (found by Certora), fix for writing dirty values when copying bytes arrays, improved inlining and selector for events & custom errors
  • Tenderly adds serverless functions, sandbox, war room aid kit and debugger Chrome extension
  • Ape v0.3.0: (contract dev framework) Geth & Parity-style tracing and new caching APIs
  • eth_lift ethdiff: diff of local Solidity file (Foundry & Brownie) vs Etherscan verified source
  • zk Soul-Bound token using iden3 and Circom
  • Hardhat-circom v3.2.x: circuit testing integrated with Mocha, export calldata from Groth16 & PLONK snarkjs bindings
  • Sepolia testnet RPC
  • Sol Challenge: CTF challenges, tests in TypeScript 
  • StErMi’s solutions to EVM puzzles
  • Merkle tree gas optimization using tightly packed bitfields
  • Decompiling an unverified MEV bot contract



Application layer

  • OpenSea migrating to Seaport: removes setup fee, lower gas costs, allows offers on collections and traits
  • Nouns Vision Glasses: NFT to redeem for physical Nouns glasses
  • MetaMask adds Dark Mode to browser extension
  • CAPE (Configurable Asset Privacy for Ethereum) on Goerli testnet, wrap ERC20 tokens into a token with customizable privacy 
  • Maker DAO voted to disable Aave DAI direct deposit module (D3M) due to market conditions
  • Circle launching Euro Coin (asset backed stablecoin) on June 30

Job Listings

Job listings: $600 for four issues (~75 character limit), payable in ETH/DAI/USDC to abcoathup.eth on mainnet/Arbitrum/Optimism. Pay with one click using 3cities.  Questions? abcoathup at-gmail



Follow @WeekinEthNews to find out what the most clicked links are. Follow @evan_van_ness and @abcoathup to get most of the week’s news in real time.

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