The Philosophy of Roseanne's Ambien Tweet

As everyone knows, Roseanne Barr posted a racist tweet. She claimed that the sleeping medication Ambien affected her behavior, but her show got cancelled anyway.Now, I think this scandal raises some surprisingly interesting philosophical questions about moral responsibility and the nature of self-control. What follows is a dialogue between two hypothetical speakers exploring some of these questions. To be clear, this is a post about philosophy, not about Roseanne. I don't know or care if