Remembering Dwayne McDuffie on the anniversary of his death with an interview from an unfinished short on Milestone Comic by the makers of  the documentary, White Scripts and Black Men:  Black Masculinities in American Superhero Comics. And Dwayne McDuffie explains the secret history of  Luke Cage’s exclamation, “Sweet Christmas!” (Update: McDuffie discusses the “rule of three” and “quotas” for fictional characters).