Smash if for nothing other than bragging rights. And she has been banging brothas AND sistahs on the low for awhile now. They won't let her date brothas publicly because they tell her it is bad for her image but Black is clearly her preference.
Hell, there are a lot of young white celebs that are privately into brothas but are told to stay away or keep it on the low because it isn't good for their image. You can add Cameron Diaz, Kate Upton, Jessica Alba, Giada and JLove Hewitt to that list as well.