Youtube, Twitter and FB stoke extremism. I'm concerned friction between the left and right escalates into another civil war. I'm concerned that the rise of nat

Youtube, Twitter and FB stoke extremism. I'm concerned friction between the left and right escalates into another civil war. I'm concerned that the rise of nationalists leads to another world war. If we continue to move in the coming decade the same direction we have the past decade, both outcomes are likely.