Again, it exists, but if in 38 years of growing up black, going to school with blacks, living, working, playing sports, dating, etc with blacks, I've never hear

Again, it exists, but if in 38 years of growing up black, going to school with blacks, living, working, playing sports, dating, etc with blacks, I've never heard it, and I don't know anyone who has heard it, I really can't consider it "pervasive". Lots of things exist, but aren't pervasive - terrorism for example.