This podcast episode explores consciousness, artificial intelligence, and the potential of brain-computer interfaces. Elon Musk emphasizes the importance of using science to improve our understanding of consciousness and argues that AI does not necessarily need to be conscious to achieve high levels of intelligence. The episode also discusses the existential risks posed by AI and explores potential paths to mitigate these risks, including scaling up AI safety research, becoming a multi-planetary species, and merging with AI. Additionally, the episode dives into the potential of Neuralink to provide insights into the workings of the human brain and explore its applications in addressing brain-related diseases and ultimately allowing humans to merge with AI systems.