(Bloomberg Opinion) -- With the coronavirus pandemic triggering wild price swings, hedge funds have got their dancing shoes on as they seek to make the most of volatile values and atone for their underperformance in recent years. While the temptation is for traders to load up on risk to boost profits and bonuses, strutting their stuff like drunken uncles at a particularly raucous wedding, a couple of recent blowups suggest that the risk managers charged with curbing those enthusiasms need to stand firm in setting and abiding by risk limits.