> Where did you get this crazy idea? China and the US are separated by a huge ocean; there's no way to do trench warfare there. A war between the two would enti

> Where did you get this crazy idea? China and the US are separated by a huge ocean; there's no way to do trench warfare there. A war between the two would entirely be a naval and air war, not a ground war. That's a war the US would easily win. You're omitting the second part of their sentence, which makes it pretty clear they aren't talking about trench warfare. > in that a bunch of new technologies clash for the first time.