Elon Musk's legal dispute against OpenAI could affect the future of one of the most prominent leaders in artificial intelligence.

Sam Altman is backing a new “everything app” that could directly challenge Elon Musk’s X, according to Alex Blania, the CEO of World, the company behind the project. The app, which uses iris-scanning technology for identity verification,

The rivalry between Sam Altman and Elon Musk is entering its Apprentice era. Both men have the ambition to redefine how the modern world works—and both are jockeying for President Donald Trump’s blessing to accelerate their plans.