 Because, honestly, it doesn't matter. I hate to say it. You should stick to your own talking points and not even worry about the questions or what the other person is saying. But the Gish Gallop is a famous debating technique. Basically, just keep spewing things and overwhelm your opponent. Oh, yeah, that's done in high school debating now, too, which is why some forms of high school debating are terrible. Right.