In This Story HRB -1.02% Z -0.44% For as long as children have dreamed about Santa Claus, they’ve also bombarded their parents with a flurry of questions about the magical man: How does he travel around the world in one night? If I stay up late enough, will I catch him? Does he really exist? Suggested Reading It's Giving Season! 5 philanthropists who give the most to charity The AI hype will die down, Deloitte executive says — even as AI becomes more important The top toy this Christmas? These