What are the best and most up to date free Ai courses I can take that will help me stay ahead of the curve and get a good job in Ai?

A user is seeking recommendations for the best and most up-to-date free AI courses to enhance their knowledge and career prospects in the field. They express a strong interest in AI's capabilities and a desire to advance their understanding beyond current experimentation, aiming to stay competitive and secure a good job in the AI industry.