$ETH recently surged above $100,000, bolstered by optimism around U.S. trade policies and a deal with the UK, though it dipped to around $98,000 amid tariff concerns. Its market share hit a four-year high as capital rotated from altcoins, reflecting investor caution. Ethereum, the second-largest cryptocurrency, faces scrutiny for high fees but remains a leader in tokenization and decentralized finance (DeFi). Altcoins like Solana and XRP have seen gains, with Solana hitting $294.33 and XRP rising after Ripple’s legal win against the SEC. However, speculative tokens like the Trump-backed $TRUMP and $Libra have faced volatility and fraud allegations, underscoring market risk