It's the internet. When you talk to people online, it often descends into pettiness. When you talk to people in the real world, that rarely happens. But it's much easier to talk online, so people get the wrong impression. You should talk to strangers. It's never gone wrong for me. Most people have a warmth and agreeableness that comes out when you are there with them, talking about stuff. There's also the interesting…
If you are talking about one on one with a stranger, then I can see that, yeah, but if you have worked with people, then you know it is a huge mess, creation of cliques, gossip, and all sorts of crap, including heavy pettiness, greed, jealousy / envy, and so on.