You're raising interesting questions. It's a hard topic, but I think it's inevitable that we will have to tackle some of those questions. Sometimes we want to a

You're raising interesting questions. It's a hard topic, but I think it's inevitable that we will have to tackle some of those questions. Sometimes we want to avoid a debate because we don't know the solution, but a good debate helps us find a solution. Not trying to deflect, just disagreeing with the OP's comment that such debates are BS.