I have yet to see a description of consciousness that is testable and is expected to be unreachable by machines. Every time I have this discussion, it goes som

I have yet to see a description of consciousness that is testable and is expected to be unreachable by machines. Every time I have this discussion, it goes something like this: A friend: ... says something about consciousness ... Me: What is consciousness? Friend: The awareness of one's own internal state. Me: Like when my computer tells me how much free RAM it has? Friend: No, more complex. Me: So complex pieces of software are conscious? Friend: No, they don't have emotions. Me: What are emotions? Friend: Being drawn to or away from something. Me: Like how my computer prefers to have the screen saver on when possible? Friend: No, more complex. Me: So a more complex screen saver would have emotions and consciousness? And on and on it goes...