The crypto mining sector experienced a tumultuous first half of March despite Bitcoin itself reaching new all-time price highs, according to a JPMorgan Chase report. What Happened:The report, led by analysts Reginald L. Smith and Charles Pearce, detailed complexities of the Bitcoin (CRYPTO: BTC) mining market and highlighted the improved profitability for miners. Bitcoin’s average price soared to $67,500 in the early weeks of March, marking a 37% increase from February. This surge in price significantly enhanced mining profitability, as the cost of mining did not rise at the same pace as Bitco…