Ethereum's Fusaka Upgrade Fuels Activity Surge, But JPMorgan Remains Skeptical of Long-Term Impact
- Newsereum

- Jan 26
- 2 min read
Ethereum's recent Fusaka upgrade has triggered a notable increase in network activity, including a drop in fees and a rise in transactions and active addresses. However, Wall Street giant JPMorgan has expressed doubts about the sustainability of this surge, citing historical patterns and ongoing structural challenges within the Ethereum ecosystem.
Key Takeaways
The Fusaka upgrade, activated in December, expanded Ethereum's data capacity, leading to immediate reductions in transaction fees and a spike in network usage.
JPMorgan analysts are cautious, suggesting that past upgrades have not resulted in sustained network activity enhancements.
Factors like competition from other blockchains and capital fragmentation are cited as potential headwinds for Ethereum's long-term growth.
Fusaka Upgrade Boosts Short-Term Metrics
The Fusaka upgrade, building upon earlier enhancements like Pectra and Dencun, has demonstrably increased Ethereum's data capacity by allowing more "blobs" per block. This change directly addresses congestion and reduces transaction costs, particularly benefiting layer-2 networks that rely on Ethereum for data availability. The immediate aftermath saw a significant uptick in transactions and active addresses, alongside a notable decrease in fees, painting a picture of renewed network vitality.
JPMorgan's Doubts on Sustainability
Despite the positive short-term indicators, JPMorgan analysts, led by Nikolaos Panigirtzoglou, remain unconvinced about the lasting impact of the Fusaka upgrade. Their skepticism is rooted in historical precedent, where similar network upgrades have historically failed to foster sustained growth in network activity. The bank's report highlights that past rebounds have tended to fade once the initial enthusiasm subsides.
Structural Headwinds and Competition
JPMorgan points to several persistent structural challenges that could undermine Ethereum's long-term prospects. The increasing migration of activity to layer-2 networks such as Base, Arbitrum, and Optimism, with Base now generating the majority of layer-2 revenue, is a key concern. Furthermore, intensified competition from faster and more cost-effective blockchains like Solana, coupled with the waning speculative interest in NFTs, memecoins, and ICOs, adds to the pressure.
The fragmentation of capital across application-specific chains, exemplified by platforms like Uniswap and dYdX moving to their own chains, is also diverting liquidity and revenue away from Ethereum's main network. This has resulted in lower fee burning, an increase in Ether supply, and a decline in total value locked (TVL) when measured in ETH terms.
While the Fusaka upgrade has provided a clear short-term boost, JPMorgan's analysis suggests that these underlying structural headwinds make a durable turnaround for Ethereum unlikely. The cryptocurrency was trading approximately 2.2% higher at $2,992 at the time of publication.
Sources
Ethereum upgrade sparks activity spike, but JPMorgan (JPM) doubts it will last, CoinDesk.
JPMorgan unsure of Ethereum's growth despite latest upgrade, TheStreet.
Can Ethereum Price Reach $12,000? JPMorgan Fusaka Warning Rattles Bullish Predictions, CCN.com.

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