It’s usually a loud minority of trolls or hobbyists. It just takes one to spark a doubt.
Here is one famous example of a dude who’s managed to get PRs merged in dozens of packages, just to make them compatible with ancient versions of nodejs https://news.ycombinator.com/item?id=44831811
Wow that was an interesting read. I find it amusing that nobody seems to really know who he is or what his motives are, yet his code is run on millions of machines every day.
Here is one famous example of a dude who’s managed to get PRs merged in dozens of packages, just to make them compatible with ancient versions of nodejs https://news.ycombinator.com/item?id=44831811