If your stock portfolio is heavy on tech stocks, you’ve probably had a bouncy few weeks. But the total value of that portfolio is probably almost the same (or even higher) now than it was when everything stopped. In other words, the companies that were already dominating our lives are about to dominate even more. They have the power and, when it comes to the pandemic, the antibodies too. Kara Swisher in the NYT: The Immunity of the Tech Giants.