Elon Musk says we could all be living in a video game
The strongest argument for us being in a simulation is the following: 40 years ago, we had Pong. Two rectangles and a dot. Now, 40 years later, we have photorealistic 3D with millions playing simultaneously. If you assume any rate of improvement at all, then the games will become indistinguishable from reality, even if that rate of advancement drops...