Elon Musk gives worst financial advice ever, and the replies are hilarious

You know how security experts always tell you to be careful about posting your private (and especially private financial) data online? Yeah, what do they know. Elon Musk knows better. Over the weekend, whilst explaining to X users how the company's AI helper Grok can do the shopping for them, Musk suggested that they should simply feed the AI a photo of their credit card. "To buy stuff, you can just take a picture of your credit card, drop it…