Bitcoin is climbing toward $90,000 for the second consecutive day amid year-end volatility in digital currency markets. Trading between $85,000 and $95,000 after an October decline, it faces potential first annual loss in three years despite surging open interest signaling trader optimism. Bitcoin nears $90K amid low-volume swings, per TradingView BTC/USDT 4-hour chart. Year-to-date down [...]