After months of chatter about the emerging class of chatbots, Google is opening its generative artificial intelligence platform called Bard to testing.

The rise of artificial general intelligence -- now seen as inevitable in Silicon Valley -- will bring change that is "orders of magnitude" greater than anything the world has yet seen, observers say.This is the first time we're able to create intelligence itself and increase its amount in the universe," he told AFP. Change, as a result, will be "orders of magnitude greater than every other technological change we've ever had in history."