Intuitive Surgical's surgical-robot moat is sturdier than the fear that sent it down about a third this year. The worry is that Medtronic and J&J will finally break its monopoly; maybe eventually, but surgeons train on its system for years and hospitals build workflows around it, so switching is hard. Thousands of placed systems keep generating recurring revenue for years. It's also a genuinely different bet from rates or AI spending. x.comÂ