JPMorgan has expressed doubts regarding the sustainability of increased network activity on Ethereum following the Fusaka upgrade. According to reports, previous upgrades to the Ethereum network have not resulted in lasting improvements in network activity. The analysis suggests a historical trend where initial surges in activity after upgrades fail to maintain momentum over time. The report indicates skepticism about the long-term impact of the Fusaka upgrade on the Ethereum network's overall performance.

JPMorgan has expressed doubts regarding the sustainability of increased network activity on Ethereum following the Fusaka upgrade. According to reports, previous upgrades to the Ethereum network have not resulted in lasting improvements in network activity. The analysis suggests a historical trend where initial surges in activity after upgrades fail to maintain momentum over time. The report indicates skepticism about the long-term impact of the Fusaka upgrade on the Ethereum network's overall performance.