Technology futurists foresee advances that will enable humans to live up to 1,000 years. They anticipate breakthroughs in AI, robotics, and digital consciousness transfer that could make “practical immortality” a reality by mid-century. A “techno-optimism” mindset fuels these predictions, but critics warn technology can’t address every problem and may create new ones, like unequal access. That way, normal aging bodies would no longer be a hindrance to humans who want to go on living. It’s hard to say how the human brain will respond during such a long life, he says.