Bitcoin (BTC) circled $30,000 on May 18 after fresh comments from the United States Federal Reserve sparked volatility.BTC/USD 1-hour candle chart (Bitstamp). Source: TradingViewAnalyst: Extra Fed rate hikes “biggest risk”Data from Cointelegraph Markets Pro and TradingView showed BTC/USD consolidating within a range in place since May 12. The pair had come unstuck as Fed Chair Jerome Powell delivered economic policy insights during the Wall Street Journal’s Future of Everything Festival. “I d...