Racism probably plays some part but there’re also like more than 5 times as many white people as there are black people in the US so it’s not like it’ll ever even be physically possible for intermarriage rates to reach close to the same levels as others. Also other aspects would have an impact, like how different ethnic groups tend to form more insular communities and probably at least a few others that aren’t coming to my mind atm

I’m pretty sure he meant that they started playing the music to keep all the homeless away and part of the reason for that included events like the rape