Corporate America is celebrating one of its strongest earnings seasons of the century — but analysts warned of possible storm clouds ahead as energy prices surge and consumer sentiment tanks because of the Iran war. About two-thirds of the way through the first-quarter earnings season, a whopping 84% of the companies in the S&P 500 have beaten their earnings estimates, according to FactSet. That’s well ahead of the five-year average of just 78%. Deutsche Bank researchers called it “one of the