The funky beats blaired into the balmy, October evening. Thousands upon thousands crowded around the bandstand, frantically waving their phones in the air, trying to grab some footage of the entertainers on stage. Look carefully, and you might even actually have seen the Prime Minister in the audience, bopping along in his Asos party gear. Or I might have made the last bit up.
And what was the act the crowds were clamouring to see? Taylor Swift? Lady Gaga? Jean -Michel Jarre? Foster & Allen?
Well, actually, no. The boisterous crowds outside the Warner Bros studios were not teenagers jostling to see the latest pop pin-up, but a bunch of tech executives trying to get a glimpse of some dancing robots. The scene was from Elon Musk's 'We Robot' convention, and the performers were a set of his Optimus robots, throwing a few shapes for their entertainment.
Strange people, Californians.
Musk reckons the Optimus, which looks like a slightly sinister tailors' dummy, is his 'most significant product ever'.
"It'll do anything you want," he proudly told his audience. "It can be a teacher,........