Hmm, people also train people to speak as if they are conscious. Resembles aphantasia/lack of smell perception stories. Oh wait, you actually can see a cube in your mind? Oh wait, the smell is not an inferred characteristic?

Oh wait, you guys are actually [description of what is it entails to be conscious obtained from neuroscience research]?

Would be a huge L for moral theories/theories of ethics that bind everything to being conscious, conscious experiences and all that.
Or maybe they'll bite the bullet and will be like "oh yes, there are rocks, trees, people with this particular syndrome, bacteria, clouds, ..."