This is very light on specifics? What, exactly, is fragile about Scrum? Where does it break down, and what can I do to prevent it from breaking down? Without

This is very light on specifics? What, exactly, is fragile about Scrum? Where does it break down, and what can I do to prevent it from breaking down? Without that info, this just feels like buzzword bingo, a la "What should I write about to stir the pot today?"