What is &quot;this&quot; you speak of that is not worthy of research? Consciousness, feelings, qualia?<p>It sure does not feel like a solved problem.<p>You do not consider there is such a thing as &quot;hard problem&quot;?<p>Sure, one can subscribe to the view that qualia is just this accident of evolution in a purely physical world, an emergent behavior of a bunch of neurons firing in unison if you will.<p>Even then it seems there is a lot of room for debate.<p>I(ha!) thought(double ha!) the article was quite good at showing the various viewpoints and progress through time(triple ha!).