Only a complete idiot such as Daniel Dennett could consider the only empirical reality ever given to usāthe reality of phenomenal consciousnessāto be an illusion, and the metaphysical myth of "physical matter" to be the only reality. It's just ridiculous that so many people buy into this crazy nonsense.
https://downeast.com/features/philosopher-daniel-dennett-on-the-illusion-of-consciousness/