Again, this seems to be about your prejudices, not ours. The one with the issue is you. You're a bigot. And you're a fool if you think you know anything about anyone's parents. I grew up in a Reform temple in the DC area. I was taught Hebrew by a black Mizrahi Jew and her brother. No one treated them as unwelcome and never would. It's against us and who we are. They're from known Jewish tribes.