What recent legal action did Elon Musk take against Apple and OpenAI?

Elon Musk's recent legal action against Apple and OpenAI primarily centers around the concern of suppressing competition within the artificial intelligence sector. This reflects a broader critique of how dominant players may use their power to limit the market capabilities of other entities in the field. Musk has expressed concerns that these actions could hinder innovation and impede the development of new technologies, particularly in the rapidly evolving world of AI.

By focusing on the aspect of competition suppression, this answer accurately captures the essence of the legal action, which is rooted in issues of market fairness and the dynamics of competition in the high-stakes landscape of AI development.