Blog Version: https://paragraph.com/@observer/25
1/ @christine_dkim recaps ACD Testing Call #41 – blob UX, PeerDAS experiments, and more:
2/ @abcoathup shares a full roundup of ACDE #214 – including EL updates, Cancun status, and blob pricing discussion:
3/ @ladislaus0x posts the latest from EF Protocol – coordination updates, research handovers, and rollup strategy:
Here’s your EF Protocol research updates (for the past 2 weeks)
4/ @barnabemonnot explores shortening slot times from 12s to 6s – plus validator latency and reward dynamics:
5/ ...and a follow-up from Barnabé on how incentive structures and validator concentration could evolve:
6/ @devtoolsguild officially launches – new initiative to empower Ethereum builders and open-source tools:
Today we launch the Dev Tools Guild! 
7/ @terencechain reflects on how busy the ACD schedule is lately – from testnets to specs and Cancun readiness:
8/ @ethresearchbot links to a new research post proposing a portal-based architecture for history expiry:
ethresear.ch/t/22658
Finalized Chain History Portal subnetwork The Finalized Chain History is the subnetwork build on top of Portal wire protocol. Its goal is to provide decentralized storage of the finalized historical...
9/ @rstormsf reminds the community there are just 19 days left to support his Tornado Cash legal defense:
10/ @Layer2Roundup #96 is live – catch up on weekly L2 activity across stacks:
Welcome to the latest edition of the Layer 2 Weekly Roundup.
11/ @zksync introduces AIRBENDER – a proof system enabling zero-knowledge proving in seconds on a single GPU:
12/ @l2beat's recategorisation model is now live – improving how protocols are classified across L2s:
13/ @base hosts Batch Demo Day – highlighting new products and projects built on Base:
14/ The Ethereum Research Funding Forum is coming to @EthCC, via @ShyamSridhar7:
Tue, July 1
2–5PM
Idea Vault, EthCC venue Speaker lineup below:
15/ @taikoxyz is hosting the Based Rollup Summit in Cannes – rollup infra meets the Riviera:
16/ @tokenterminal reports that @Celo’s monthly revenue is up nearly 300% year-over-year:
17/ @LC shares a demo of their new bridging experience – with smoother UX and security prompts:
18/ @LineaBuild is hiring – applications open for engineers and protocol talent:
19/ @unichain hosts the Interop UNIverse event – featuring @haydenzadams and others on modular liquidity:
20/ @SkyEcosystem launches on @optimism – bringing social coordination onchain:
21/ @Optimism shares new grant updates – public goods funding in action:
22/ @GMX_IO announces it has surpassed 300B TVL on @Arbitrum – major DeFi milestone:
23/ @Scroll_ZKP opens its summer Vibe Coding Camp – applications now live:
24/ @alignedlayer drops the latest ZK Newsflash – deep dives into proving latency and hardware scaling:
ZK-Newsflash! 
We shared an article outlining our new Rollup-as-a-Service (RaaS) platform. @class_lambda published a blog post explaining The fields powering Binius.
25/ @SharpLinkGaming confirms that $SBET is picking up ETH for payouts and liquidity:
26/ @epicenterbtc shares a full Berlin Week roundup – a look back at a packed Ethereum gathering:
NEW EPISODE 
27/ @NathanSexer shares a curated calendar of 2025 Ethereum events (also available on @Fileverse):
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