Andrew Kang, the CEO of Robo Strategy, believes that humanoid robotics represents the most significant investment opportunity since Bitcoin, with the potential to reach market caps in the tens of trillions. He highlights the economic advantages of robots, noting that a single humanoid robot, costing $50,000, can replace three human workers at a cost of about $2 per hour, compared to the average American worker's all-in cost of $35 to $40 per hour. Kang projects substantial revenue generation, estimating that selling 100,000 robots could yield $5 billion, while a million could generate $50 billion, and tens of millions could reach $500 billion. He emphasizes the transformative impact of AI on hardware development, having invested $19 million in Figure AI based on this belief. While acknowledging China's manufacturing prowess, Kang asserts that the U.S. has a competitive edge in physical AI, which is crucial for the robotics sector's future. He anticipates that robotics could eventually account for 50% of global GDP, estimated at $40 to $60 trillion annually.