Earlier quoted context omitted.
Say you're a car mechanic and you work at a car shop. The car shop fires you for saying the Moon is made of cheese during a BBQ at a friend's on Saturday, because it's against the nebulous code of conduct. Now let's say you're a programmer and you like volunteering code to GCC. The project bans you because your beliefs expressed anywhere, including in the privacy of your own home, violate the nebulous code of conduct…
>Say you're a car mechanic and you work at a car shop. The car shop fires you for saying the Moon is made of cheese during a BBQ at a friend's on Saturday, because it's against the nebulous code of conduct. Or maybe we’re slowly but surely moving to a world where the rights of women and minority groups are being slowly eroded after decades of progress, and before long me and all the other gays will be rounded up and…
What part of having absolutely nothing to do with the company or its business do you not understand?
This is framing "violations of this code outside [spaces managed by the GCC project]" in a context more relatable to common men.