It's the same as with any public discourse these days. If your audience is practically infinite, you have to have an extreme and attention-grabbing viewpoint, o

It's the same as with any public discourse these days. If your audience is practically infinite, you have to have an extreme and attention-grabbing viewpoint, otherwise you're just one in a sea of many. If you're only talking to a handful of people, be it in real life or on social media, you don't need the extremism and can afford moderate opinions and nuance.