I have to agree with you here, I find no exploitation in committing to open source projects. I believe nobody does that for money and the expectations are clear

I have to agree with you here, I find no exploitation in committing to open source projects. I believe nobody does that for money and the expectations are clear in that regard to begin with. That said, of course I'd like to see good open source maintainers enjoy a comfortable life. However, the author appears to live in Finland. Accepting donations is illegal in Finland, so that income model would not work there anyway.