Technical difficulties my a**. It's clearly the fear.
China is falling, Europe is falling,.. not a great day for trading..... unless you trade Bitcoin, of course

Greece has said it intends to start pension and tax reforms by next week at the latest if it gets more money from the EU. If Greece's new proposal gets accepted then Europe might not fall after all. The pension reforms was one of Greece's red lines and crossing might convince the EU to give them the money.