$BTC -only portfolios continue to demonstrate exceptional strength and attract global capital, reinforcing Bitcoin's dominant narrative through exchange outflows and growing institutional interest. However, focusing solely on Bitcoin means missing the explosive rallies often seen in altcoin cycles—especially as ETH, SOL, and others gain momentum through technological innovation and rising sector hype.
With sentiment around altcoins swinging sharply due to major upgrades and shifting sector trends, the risk profile intensifies—particularly for smaller-cap assets that surge on social buzz but tend to crash just as quickly.