Some of the world’s biggest tech firms have soared in value over the last year. As AI evolves at pace, there are hopes that it will improve lives in ways that people could never have imagined a decade ago—in sectors as diverse as health care, employment and scientific discovery.Some of the world’s biggest tech firms have soared in value over the last year. As AI evolves at pace, there are hopes that it will improve lives in ways that people could never have imagined a decade ago—in sectors as diverse as health care, employment and scientific discovery.Business[#item_full_content]