Bitcoin's mining difficulty reached a new all-time high of 101.65 trillion, indicating a tougher mining process.Bullish signals from the Market Value Realized Value (MVRV) indicator suggest Bitcoin could climb to $120,000.The MVRV indicator surpassed the 365-day average and is now above the 4-year average, indicating the upward trend remains intact.Bitcoin's surging mining difficulty strengthens the network's security and fuel scarcity, potentially leading to a price surge.