Bull. Post some examples of Cosby spewing racist hate. Even back in the 60s and 70s he wasn't into it. In his stand-up routines, he never swore. The guy would make an arrow look crooked.
Here is an example for you sugarlips.
If you can’t detect the animosity in this passive aggressive distortion of history, you just aren’t very smart.
https://www.youtube.com/watch?v=-_vEPLvbRLY
That said, I bet you miss it.