Musk has previously criticized the NSA, tweeting March 6 that the NSA “needs an overhaul,” attaching a graphic depicting a group of college-aged people and a list of universities where the agency would be doing recruitment.

Elon Musk visited the National Security Agency on Wednesday and met with NSA chief Gen. Timothy Haugh, an agency spokesperson confirmed to Axios. Why it matters: This is Musk's first recorded visit to an intelligence agency as a special adviser to the president.

Elon Musk 's net worth has dropped by more than $144 billion since December, according to a report.

Elon Musk has faced "great difficulty" running his companies while trying to remake the US government. Some observers worry he's taken on too much.