Elon Musk says his biggest hope is to see humanity build a self-sustaining city on Mars. Would you want to live on Mars if you had the chance? [▻](https://v

Elon Musk says his biggest hope is to see humanity build a self-sustaining city on Mars. Would you want to live on Mars if you had the chance? [▻](https://video.twimg.com/amplify_video/2027741349341011969/vid/avc1/1080x1080/UTmX2E6aqxA483U1.mp4) https://video.twimg.com/amplify_video/202774134934…