**TL;DR** Qualia is a philosophical fetish that hinders research into consciousness. To understand whether a subject has consciousness, don't ask, “Does it feel red like I do?” Ask, “Does it have its own ‘I want’?”
## Another thought experiment
I really like thought experiments. Let's imagine that I am an alien. I flew to Earth to study humans and understand whether they have consciousness.
I observe: they walk, talk, solve problems, laugh, cry, fall in love, argue about some qualia. I scan their brains with my scanner and see electrochemical processes, neural patterns, synchronization of activity.
I build a model to better understand them. “This is how human cognition works. This is how behavior arises. These... (read 2065 more words →)