Steve Caplin takes Simon Rose through the drama of OpenAI's Sam Altman being sacked and then reinstated. Microsoft have an animated avatar that may make deepfakes even easier. Shipworms, which eat wooden boats, could be cultivated to be a fish substitute as a solution to overfishing. The Slow Ways walking app should benefits walkers everywhere, rural and urban. Logitech have produced an impressive articulating webcam. And, because they can, the US Marine Corps have created a robot dog with an anti-tank rocket launcher.