By Martyn Landi, PA Technology Correspondent & Lawrence Matheson Apple’s boss, Tim Cook, has hinted at a big reveal about generative AI features on its devices “later this year”. He said the tech giant is investing a lot of time and effort into AI. While rivals like Samsung and Google have already made announcements about generative AI, Apple has been quiet on the subject. However, Mr Cook believes that generative AI presents a “huge opportunity” for the company. He confirmed that more details will be shared later in the year but didn’t give any further information. Apple’s next iPhone softwar…