It used to be that packet ships would carry the post across the ocean, always running the risk that they might founder and take messages — and lives — with them. Now we only have to worry about routers and servers, and rarely if ever are living beings harmed should one of these electronic packet pushers go down. But they do go down. And now, as then, it's not always easy to figure out whether the break in communication is systemic or more personal.
Recently, for example, Netflix encountered serious problems with streaming that lasted, on and off, for a . . . [more]