One time, when I lived in North Jersey, I was sitting outside waiting for my laundry, minding my own business. I was sketching a masterpiece on my iPad when a guy in his late teens to early twenties walked up to me and asked, “Are  you interested in listening to my Hip Hop CD?” He was an “upcoming artist,” apparently, and was distributing his music for free or for a few pennies, I can’t recall. After seeing the cover image to his CD — a woman on all fours wearing a g-string — I thought, ugh, more of the same. (If you’ve seen mainstream hip hop videos, you know what…