Not too long ago, the author of the controversial bitcoin stock-to-flow (S2FX) price model said that the model was “perfectly on track.” On Sunday, November 8, the S2FX creator known as “Plan B” reiterated his belief in the model and told his Twitter followers that he has “no doubt whatsoever” that the S2FX trend is […]The post $100K Bitcoin: S2F Author Confident With His Model, Suggests Six-Figure BTC Price by 2021 appeared first on Bitcoin News.