>Black american culture has been pretty self-destructive these last hundred years. Look at rap music videos, thug culture, single motherhood statistics, etc.

I suspect you would hesitate to judge the entirety of white american cultural progress on e.g. Kim Kardashian, sporting event riots, and Nascar.

For anyone interested in a less monolithic assessment of black american culture, this is possible. https://nmaahc.si.edu