re: I feel like the bottom just fell out of the PC world. The extreme is now the norm.

Carefully craft your social media echo chamber, only allowing articles and data that support your narrative.

Visit said echo chamber on a daily basis for years and continue to inject that confirmation bias into your veins.

Eventually, you will have convinced yourself there is no longer a debate. You KNOW you're right and anyone who disagrees with you is not just wrong, but evil.

Then strike a match: