Tesla's Full Self-Driving (FSD) software version 12 is receiving positive reviews from users, with features like autonomous driving and parking impressing customers. Elon Musk's vision of millions of self-driving cars hitting the roads is becoming a reality as users experience the advanced capabilities of FSD v12. The software update is described as a 'ChatGPT moment' for autonomous driving, with users praising its performance and safety enhancements. Some users report seamless autonomous driving experiences, while others express disappointment with certain driving situations. Tesla is updating its FSD software versions, transitioning from FSD Beta to Full Self-Driving (Supervised) in the latest releases.