Recently, there were swing moves in bitcoin price. BTC/USD surged above the USD 8,600 and USD 8,700 levels. However, BTC/USD struggled to surpass USD 8,800 and recently started a decline. The price is down more than USD 400 and it broke the USD 8,500 support area. Similarly, there was a decent upward move followed by a strong decline in many major altcoins, including ethereum, EOS, bitcoin cash,