If you live in the US, and you haven't accepted that, then you live in a fantasy world.
It's great to know what the other possibilities are, and work to make them a reality, but acting as if the current reality isn't in force... well, that's just foolish, and these two Amazon UX designers are receiving a harsh lesson in reality.
Being idealistic is genuinely awesome, and I wish more people would aspire for better in our society. But behaving as if your ideals are reality is usually not going to go well for you, and people would do well to remember that. These former employees have possibly put their (and their families') financial security in jeopardy because they didn't.