The Mystery of Consciousness

I do find it a bit of a mystery why we have consciousness at all. I mean when you talk to Siri or Alexa, they sound conscious but you know they're not. And for an animal to survive with a nervous system, it doesn't seem to me need to be conscious. It's the only ground for any moral dimension to our lives too. But even in our own case, if consciousness really is just what it is at the level of our neurophysiology, it's only effective in virtue of what it is on the level of neurophysiology. So the fact that there's a subjective side to it doesn't matter. The experience side of it is not what is actually