Microsoft's high-margin cloud business continues to shine.Microsoft (MSFT -0.47%) fell 6.1% on Thursday, its worst session since Oct. 26, 2022, when the tech giant slipped 7.7%. Even after gaining 1% on Friday, Microsoft is up less than 8% year to date (YTD), heavily underperforming the S&P 500's 20.1% YTD gain.Here's why Microsoft's stellar results weren't enough to impress investors but why the growth stock could still be worth buying. A blowout quarterCompared to same period last fiscal year, Microsoft g ...