Hello, and welcome to TechScape. I’m your host, Blake Montgomery, US tech editor at the Guardian. Let’s recap a whirlwind five days that may determine the future of AI.

Elon Musk and Sam Altman can’t stop thinking about each other

Control over artificial intelligence is concentrated in the hands of a tiny group of people. And those people are obsessed with each other. Sam Altman and Elon Musk are engaged in a contest of one-upsmanship with stakes in the trillions of dollars, and the heated rivalry was on full display last week.

On Monday, Musk lost his lawsuit against Altman, with whom he cofounded OpenAI in 2015.…