(That may be a useful clue for identifying the meaning of the question, as understood by the people pursuing it, but not necessarily a good reason to agree that it currently should be considered mysterious or that it’s a sensible question to pursue.)
Try taking a step back an wondering why consciousness is considered mysterious when it has such a simple explanation.
(That may be a useful clue for identifying the meaning of the question, as understood by the people pursuing it, but not necessarily a good reason to agree that it currently should be considered mysterious or that it’s a sensible question to pursue.)
If you had a general rule that anything any particular theory cannot explain is “unimportant”, that would be an epistemological nighmare.