According to Miles Deutscher, crypto could be entering its first 5-year cycle, with business cycle theory pointing to a market top in 2026, implying a longer-than-usual risk window versus the traditional 4-year halving rhythm. source: Miles Deutscher on X, Jan 19, 2026. For trading, this framework shifts peak expectations toward 2026, guiding longer holding horizons and staggered profit-taking and rotation timing across majors like BTC and ETH relative to a 4-year template. source: Miles Deutscher on X, Jan 19, 2026.