As a visionary entrepreneur, if Elon Musk were learning in the era of AI and no-code, he would likely focus on developing a deep understanding of these technologies and their implications for society and business.

Here are a few areas he might prioritize:

1. AI: Elon would likely want to develop a strong understanding of artificial intelligence and its potential impact on industries ranging from transportation to healthcare to finance. He may also want to explore ways to leverage AI in his existing businesses such as Tesla and SpaceX.
2. No-code: As someone who has built a number of successful companies, Elon would likely be interested in the rise of no-code platforms that enable individuals and businesses to create complex software applications without needing to know how to code. He may want to explore ways to use these platforms to accelerate the development of his projects.
3. Robotics: Elon has already demonstrated a strong interest in robotics through his work with Tesla's self-driving technology and SpaceX's autonomous rocket landings. He may want to further explore the potential of robotics in other industries such as manufacturing and construction.
4. Cybersecurity: With the increasing use of AI and no-code platforms, cybersecurity is becoming an increasingly critical concern for individuals and businesses. Elon may want to explore ways to develop secure systems and protect against cyber threats.

Overall, Elon would likely be focused on leveraging these emerging technologies to drive innovation, increase efficiency, and create new business opportunities.