alt Hacker NewsThat's not true. Most people are interested in fostering a community, even when it means sacrifice.
There _have_ however been studies that show that this attitude is prevalent in (neoclassical) economics students and others who are exposed to (neoclassical) economic thinking: https://www.sciencedirect.com/science/article/abs/pii/S22148...
It's very effective propaganda. And we have a good example of it here. (Mot saying you're spreading it maliciously, but you are spreading it).
People are in it for themselves...when it comes to participating in our capitalist economic system. The 2nd part is often left unsaid.