Returns are down as more cautious investors hold sway
                                
                                
                                    (Newser) -
                                    Are hedge funds going soft? The swashbuckling industry has long been known for its high-risk, high-rewards MO, but returns are down, on average trailing the S&P 500 last year. The reason, BusinessWeek suggests, may be that alternative investments are no longer so alternative. And other non-traditional investments, like private...