On December 22, Ethereum L1 set a new performance record, registering the highest daily transaction count of 2025. Ethereum community members believe the record transaction volume in 2025 is the result of a combination of high throughput and low costs, directly enabled by two major network upgrades rolled out this year: Pectra, which optimized Layer 2 interactions, and Fusaka, which increased block size by roughly 33%. However, the Fusaka upgrade, launched earlier this month, is considered the most likely and immediate reason behind the new record, as it directly expanded Ethereum L1 blockchain capacity. This ... (full story)