Digital immortality refers to the concept of preserving a person's consciousness, memories, or personality in a digital format after their physical death. This can involve using advanced technologies like artificial intelligence and virtual reality to create a digital avatar or simulation that mimics the individual's thoughts and behaviors. The idea raises ethical and philosophical questions about identity and existence. As technology advances, discussions around digital immortality often include topics such as AI, virtual reality, and the implications for human relationships and society as a whole.