Entirely possible. Lots of things exhibit complex behavior that probably don't have subjective experience.
My point is just that the evidence for "humans are just token prediction machines and nothing more" is extremely lacking, but there's always someone in these discussions who asserts it like it's obvious.
Do you remember learning how to read and write?
What are spelling tests?
What if "subjective experience" isn't essential, or is even just a distraction, for a great many important tasks?