Notice the similarities in 2017 and now. The marked Green circle shows the similarity of Today with 2017 BTC dominance. We are currently ending Cycle "2"->"3" and about to start Cycle "3" -> "4" in August 2021. As per this chart, BTC dominance should fall after reaching the 1.618 Fib Retracement at BTC dominance 51 level. August 2021, we could see a Good Alts rally as BTC dominance could be falling like in previous cycle.
Komen:
It should be 0.618 fib retracement line at BTC.d 51. (Correction)