True, but condemning it as a war crime would do a lot to limit its use. Poison gas is also cheap and easy to deploy, but it’s rarely used because of the stigma.
This, and I wish the warnings in the article were the chief takeaway for the general public. These attacks have to be condemned internationally NOW. The use of the new weapons for the first time is a perfect time to discuss universal condemnation and agreements amongst at least state actors to never do it again.