I didn't say it was unethical to build weapons for anyone. I said it wasn't unethical to help build them at all. We don't live in a vacuum. If you don't build w

I didn't say it was unethical to build weapons for anyone. I said it wasn't unethical to help build them at all. We don't live in a vacuum. If you don't build weapons for the side you prefer, someone else will for the side they prefer. And if all the 'good' people don't support the side they like, guess which side gets all the weapons? If you don't have any 'ethical' people in the military, guess who makes all the decisions? This is really so easy to think through, and the only moral conclusion is pretty clear.