Markets, Bitcoin News, Markets, News The so-called ‘500-day rule’ says buying BTC roughly 500 days before a bitcoin halving and selling it about 500 days after would have produced profits in prior cycles. The so-called ‘500-day rule’ says buying BTC roughly 500 days before a bitcoin halving and selling it about 500 days after would have produced profits in prior cycles. CoinDesk: Bitcoin, Ethereum, Crypto News and Price Data Read More