Bitcoin (BTC) price dropped from $87,241 to $81,331 between March 28 and March 31, erasing gains from the previous 17 days.Four key indicators point to strong investor confidence and potential signs of Bitcoin decoupling from traditional markets in the near future.Bitcoin metrics show strength, with an increase in mining hashrate and reduced flow of coins to exchanges.Cryptocurrency exchanges' reserves dropped to their lowest levels in over six years, indicating investors' inclination to hold.