According to Michaël van de Poppe, current crypto market sentiment mirrors Q4 2019 when Crypto Twitter was quiet and altcoins were ignored, a setup that preceded a broad bull run, source: Michaël van de Poppe, X, Oct 24, 2025. He adds that the traditional 4-year cycle is dead and implies traders should prepare for potential altcoin rotation rather than wait for a halving-driven timeline, source: Michaël van de Poppe, X, Oct 24, 2025. He provides no specific price targets or timelines in the post, source: Michaël van de Poppe, X, Oct 24, 2025.