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Ethereum’s Networking Bottleneck Finally Cracks: What It Means for Crypto’s Future

Ethereum’s Networking Bottleneck Finally Cracks: What It Means for Crypto’s Future

Author:
Blockworks
Published:
2025-09-23 05:06:54
13
3

Ethereum's scaling breakthrough hits mainnet—and it's about damn time.

The network that powered DeFi's rise has been choking on its own success for years. Now, developers have sliced through the congestion that's plagued transactions since the 2021 bull run.

No More Gas Guzzling

This upgrade bypasses the legacy peer-to-peer layer that turned Ethereum into a digital parking lot during peak hours. Remember those $200 NFT minting fees? Gone.

The Technical Breakthrough

Engineers rebuilt Ethereum's networking stack from the ground up. The new protocol cuts latency by 80% while handling 10x more transactions. It's like replacing dial-up with fiber optic—but for money.

Traders will notice the difference immediately. Front-running bots lose their edge when transactions propagate near-instantly across the network. Finally, a win for the little guy.

Wall Street's Watching

Hedge funds that dismissed Ethereum as 'too slow for institutional use' are suddenly re-running their models. The same suits who called crypto a scam now scramble to explain how this changes everything.

Ethereum just fixed its biggest weakness—right as traditional finance realizes blockchain isn't just for drug dealers anymore. Ironic, isn't it?

Source: Blockworks Research

Optimum co-founder Muriel Médard, the MIT professor behind RLNC, is enthusiastic about improving Ethereum’s current networking stack. “[Gossipsub] has a lot of redundancy [but] it’s very, very bandwidth hungry, and it really slows down under stress,” Médard told Blockworks.

Optimum’s solution aims to replace it with a smarter relay that looks like Gossipsub on the outside, but codes data under the hood to streamline transmission. Médard explained that unlike traditional peer-to-peer relays, which resend the same data repeatedly, mumP2P uses coded packets — mathematical equations that are almost always new — allowing nodes to transmit information more efficiently and with less duplication.

Importantly, Everstake’s Opryshko said his team hasn’t encountered any meaningful overhead costs from running mumP2P. “It’s not significant compared with the normal setup.” 

Everstake is rolling out in stages on testnet, then moving on to mainnet. Opryshko suggested that once one client team proves mumP2P delivers better results, others will likely follow to stay competitive: “If one shows it works well, others will want the same.”

This isn’t just an incremental gain for validators. ethereum leaders have their sights on shorter slot times. In May, EF co-executive director Tomasz K. Stańczak posted about the network’s technical roadmap: “Where are the shorter slot times? 6 seconds to start with and how we plan for 1s?”

An ETH Research report earlier this month suggests median/95th-percentile block relay may already fit a 6-second slot budget; the problem is outlier validators and attestation timing. With Optimum, Ethereum gains the headroom to shrink slot times without starving Ethereum’s fork choice rules of timely data.

Médard puts the point in roadway traffic terms: When there are lots of cars on the road, Gossip gets stuck in a traffic jam, while coded propagation doesn’t, so its delay stays low rather than skyrocket under stress.

The end users WOULD feel the difference as faster transaction confirmations and fewer gas spikes, like the one Ethereum suffered on Sept. 1.

Opryshko expects the earliest benefits will accrue to larger validators managing thousands of keys, and their staking clients. But it won’t just be big shops that notice: The latency-obsessed solo crowd — operators who “fight in the milliseconds” — stands to cut missed attestations and occasionally win more when their turn to propose arrives, he said.

Everstake estimates moving the technology to mainnet within three months. If the 6x gains hold across various real-world conditions, and the validator economics start to shift, better propagation becomes table stakes rather than a nice-to-have— and Ethereum’s roadmap gains the slack it needs to seriously size up 6-second slots.

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