A Microsoft researcher built a goat-powered LLM in Age of Empires II to prove it's not sentient
(www.xda-developers.com)
I think I agree with you about self awareness absolute self awareness is impossible. But I also think you can be partially aware of yourself, so not binary.
I accept I may have extrapolated my understanding of your argument, but I also did not have much to go on. My apologies.
Your statement about not being able to emulate consciousness is what I reacted to mostly. Feel free to fill in the blanks as I see not reasoning for that statement.