The Culture (Iain M. Banks), or the Revelation Space universe (Alistair Reynolds). Great Space Opera, and in Reynolds' case, a really good dose of how the limitations of sub-light travel influence interstellar travel and trade.
I have a lot of these coins, due to an addiction to collecting them. If you are starting a new campaign, you don't need a whole lot, and you can gradually add to the collection as the party levels up. They really are brilliant, but yeah not super cheap.
I think we are somewhat on the same track - the focus needs to be on the legal and law enforcement dimensions. Get those right and everyone benefits, and those examples you cite become rarities and eventaully disappear. I think that is happening now, maybe not fast enough.
But my idea of...
You are nearly there with your argument - except when you mention restrictions placed on you by your race.
There are none in law. In fact there are "affirmative action" type laws to promote access to education and employment opportunities for minorities, including black people. I'm not sure...
You really don't see a problem with that statement do you?
Protecting "classes" only moves the discrimination from one group to another. And with these rules, there is never a mechanism to turn it off when equilibrium is achieved.
So why on earth would you ever have had a no politics policy on your site?
You realise that with these words you just gave licence to everyone to make every discussion on this blog political?