Week in Ethereum News
December 18, 2021

Eth News and Links

Mainnet execution layer


  • EIP4521: ERC721/20-compatible transfer
  • EIP4546: Wrapped Deposits
  • EIP4573: Entry Points and Procedures for EVM Code Sections

Proof of Stake consensus layer

  • Latest What’s New in Eth2
  • PoS implementers call (no recording). Notes from Ben Edgington: working on optimistic sync (ideas welcome)
  • Light client sync, alternative to optimistic sync
  • Teku v21.12.2: update due to additional log4j vulnerability
  • Armiarma beacon chain crawler v1 (Ant crawler): 58.8% are Prysm nodes


This newsletter is made possible thanks to Starbloom Ventures!

Starbloom Ventures

Starbloom Ventures is a new early-stage venture fund by Evan Van Ness and James Fickel to invest in the future of web3. 

What does it mean to invest in the future of web3?  This week we published our request for startups.

We’re pledging 10% of profits to support Ethereum public goods.  Why isn’t your favorite VC taking the pledge?

Stuff for developers



  • Ethereum Foundation client incentive program: nine client teams receive 144 validators (4608 ETH) each (50% for Lodestar), withdrawal credentials are vested, first tranche released when withdrawals enabled
  • Ethereum.org page on energy consumption
  • MetaMask Transaction Insight: decodes transaction data to more human readable format
  • Guide to SQRL (Simultaneous Qualified Roots with Lure): create a canary account for a secret mnemonic, whilst valuable assets are controlled by the mnemonic plus an extra word using a hardware wallet
  • Flashbots: importance of building the most profitable block
  • Starter guide to MEV [PDF]
  • Ethereum Foundation’s Devconnect: Amsterdam April 2022, bring community together in small groups to discuss, learn & make progress
  • ETHGlobal 2022 events: Amsterdam, New York, Mexico City, San Francisco, Taipei & Bogota, plus virtual events HackMoney & ETHOnline


Application layer

Job Listings

Reach developers experienced with Ethereum.  DECEMBER SPECIAL: $200 for two issues (~75 character limit), payable in ETH/DAI/USDC to abcoathup.eth on mainnet, Arbitrum or Optimism.  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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Dates of Note

Upcoming dates of note (new/changes in bold):

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