We already have some pain-free meat in the form of invertebrates: shrimp, crab, mussels, etc. Also, I'm not sure how I feel about devolving the pain reaction ou

We already have some pain-free meat in the form of invertebrates: shrimp, crab, mussels, etc. Also, I'm not sure how I feel about devolving the pain reaction out of animals that have it.