The document discusses several concepts related to the idea that reality as perceived by the senses may be an illusion, including: 1) Vedantic and quantum mechanical ideas that challenge the distinction between observability and reality. 2) How virtual reality technologies like MMORPGs and advanced 3D displays could be used to model the idea that consciousness inhabits a simulated reality. 3) Emerging brain-computer interface and biomedical technologies that allow direct contact between humans and machines, providing new metaphors for how perception and illusion might work.