Apple’s Vision Pro goes on sale in the US – when can we expect to see it in Australia, a Chinese startup has created a nuclear battery that will run for 50 years, Elon Musk’s Neuralink has implanted its first brain chip in a human patient, we give you our verdict on the Samsung Galaxy S24 Ultra, Belkin releases its most versatile device ever, the Uniden Dash Cam that’s hitting Aldi stores for less than $100 and we’ll answer all your questions in the Tech Guide Help Desk.