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Fusaka upgrade launch on december 3rd set to transform scalability

Fusaka Upgrade | Major Protocol Changes on December 3rd

By

Fatima El-Hakim

Nov 18, 2025, 02:00 AM

Edited By

Carlos Mendes

2 minutes needed to read

A digital graphic showing the Fusaka Upgrade with visual elements representing enhanced scalability and data efficiency, featuring icons of increased block data and improved nodes.

A significant upgrade is set to roll out this coming December 3rd, called Fusaka. Experts say it may be one of the most consequential changes for scalability since Pectra. This upgrade targets data limits and resource verification across Layer 2 networks, leading to increased efficiency and performance.

Key Components of the Fusaka Upgrade

Fusaka introduces three main features:

  • Increased Data Limits: The data capacity per block will jump from 45M to 150M. This expansion directly boosts the total capacity for blobs.

  • Implementation of PeerDAS: This new mechanism allows nodes to verify data through sampling. As a result, it reduces both load and cost for data availability.

  • Introduction of Verkle Trees: By allowing much smaller proofs, this technology enhances state efficiency, making light validation easier.

Impacts on the Ecosystem

Multiple Layer 2 protocols, including Base, Arbitrum, and Optimism, are expected to benefit. The upgrade could lead to:

  • Higher performance with lower data costs for L2s.

  • Nodes requiring fewer resources, promoting decentralization.

  • A network more equipped for future scaling phases.

"It’s going to be amazing for ALL L2’s!"

Many in the community believe this upgrade will significantly refresh the ecosystem. One commentator stated, "As long as it has an impact on the price, I'm all in!"

User Sentiment

Opinions vary widely among people discussing Fusaka. Some remain hopeful about the price implications post-upgrade, while others express skepticism over immediate gains. Key responses highlight three main themes:

  • Excitement for performance improvements.

  • Doubts about immediate market recognition for ETH post-upgrade.

  • Concerns about past losses and their effect on future sentiments.

One user humorously remarked, "Someone lost money and is upset lol!"

While the upgrade is largely viewed positively, the sentiment has its share of skepticism.

Key Insights

  • βœ… 150M Data Limit: A substantial increase could improve blob capacity.

  • 🌐 Node Efficiency: Fewer resources needed for verification may boost decentralization.

  • πŸ’¬ "Keep improving… eventually markets will recognize the value of ETH" - Popular commentary.

As Fusaka approaches its launch date, many users are keen to see how it will influence activity across Layer 2 networks. The upgrade marks a pivotal moment in the ongoing development of this expanding ecosystem.

Anticipating the Shift in Layer 2 Dynamics

With the Fusaka upgrade on December 3rd, there’s a solid possibility that Layer 2 ecosystems will see significant improvements in efficiency and performance. Experts estimate that about 70% of protocols will experience enhanced capabilities, leading to a potential uptick in user engagement and transaction volumes. Additionally, the increase in data limits could encourage more developers to build on these platforms, effectively transforming the landscape. However, while performance gains are expected, immediate price reactions for ETH and related assets may not align, as it typically takes markets time to adjust to such technical advancements, suggesting that many will be holding a cautious but optimistic stance.

A Fresh Perspective on Historical Transformations

Interestingly, the development of Fusaka has echoes of the early internet boom in the late 1990s. Just as that period saw major shifts in web technology, leading to platforms like eBay and Amazon gaining rapid traction, Fusaka could similarly reshape the crypto space. Consider how advancements in web protocols laid the groundwork for e-commerce giantsβ€”once seen merely as digital cafes, these platforms evolved into behemoths through innovative upgrades. Much like those early days where skepticism about internet commerce was rampant, the current sentiment surrounding Layer 2 networks could also shift dramatically as more people adopt the technology, catching many by surprise.