It's not a recent phenomena - it's been happening since WWII. The weirdest part is - the stronger someone is influenced by American political culture, the more they'll tell you about how awful America is.
Yes, they don't seem to understand their point.
QAnon/BLM would always have made it out pre internet, just it would have taken years.
Things now are quick. Even early internet ie 2000-2010 it was much slower.
The turbocharge really is how quickly it changes and mutates. The feedback loop is what's different.