With the amount of AI content on social media these days, you would be forgiven for doubting the veracity of videos showing a tan-coloured robot dog wearing Elon Musk 's expressionless face wandering around San Francisco like some creepy cyber evolution of The Thing. But the robo Musks actually exist, and other tech billionaires have received the same treatment, all in the name of art. The robots aren't part of Tesla 's Optimus project. They were created by Beeple, AKA Mike Winkelmann, the digital artist who became a household name in 2021 when he sold an NFT for $69.3 million and who more recently turned the best JD Vance memes into art. The Musk robot dog went on walkies in San Francisco to promote INFINITE_LOOP, a survey of Beeple's work taking place at NODE in Palo Alto.…