According to the source, the global crypto market cap reached $1.21 trillion after a roughly $90 billion 24-hour increase, indicating broad-based risk-on flows across large caps and altcoins; source: X post dated Oct 5, 2025 (ID 1974744383988924721). Traders should confirm follow-through via rising aggregate spot volumes and futures open interest to validate momentum and manage exposure; source: Kaiko Market Structure Reports (https://www.kaiko.com/research). Rotation signals can be gauged by tracking BTC dominance, ETH relative strength, and changes in funding rates and futures basis to avoid crowded longs; source: Binance Research (https://research.binance.com) and Deribit Insights (https://insights.deribit.com).