By Bret Kenwell We’re seeing heavy volatility in the currency market, as various asset classes continue to swoon. Here’s what the technicals say. It has not been an easy year for investors. The S&P 500 is down more than 20%, bonds have gotten crushed and volatility is roaring through currencies. Investors understand stocks and have a good idea surrounding bonds. There’s a reason currencies aren’t written about all that much unless something serious is happening — like now. Volatility in currencies creates all sorts of headaches. From how we value assets to the earnings power of multinational c…