In an interview with NBC News, the president also said he assumes his relationship with the tech billionaire is over following their recent falling out.

It's the latest twist in the public spat between Elon Musk and President Donald Trump that escalated this week.

What started as a volley of barbs snowballed into a feud involving multiple social platforms and millions of onlookers, as everyone from big-name politicians to no-name meme accounts hurried to offer their takes and declare their allegiances.