Ethereum (ETH) has shown strong performance recently, outperforming Bitcoin (BTC) and signaling the start of a new phase in the cryptocurrency market. After four years of consolidation, the ETH/BTC weekly chart is breaking out, indicating a potential shift in market dynamics. The Altcoin Season Index has risen to 52 out of 100, the highest since January, reflecting increased investor interest in altcoins. Ethereum has gained 7.3% over the past week, driven in part by flows into Ethereum ETFs. Other altcoins such as Arbitrum (ARB) and Donkey (DONKEY) have also seen notable gains of 19.3% and 114%, respectively. Bitcoin dominance has decreased by 1.1 percentage points to 57.65%, suggesting a rotation into altcoins, particularly layer-2 solutions and meme tokens. Technical analysis points to a fresh breakout pattern for ETH/USD, reinforcing the positive momentum for Ethereum relative to Bitcoin.