If there is a "spirit" to open source, it's a lot closer to "I can take software that you released and use it however I please, while also possibly releasing my

If there is a "spirit" to open source, it's a lot closer to "I can take software that you released and use it however I please, while also possibly releasing my changes so that you can do the same" than "Because I wrote this open source software, I am entitled to some arbitrarily defined 'fair' level of financial rewards, despite not giving my business model much thought." Share and share alike. That's it.