With all due respect, as someone who has been participating in online communities since the days of FidoNet, I don't think people have really changed. There's

With all due respect, as someone who has been participating in online communities since the days of FidoNet, I don't think people have really changed. There's just more people, which itself drives up the opportunity for disagreement. And some of the most disagreeable people on my social media are old farts, too :)