Google pulled back on the technology in May to work out kinks. The technology will be rolled out to more countries, Alphabet CEO Sundar Pichai told investors on a call on Tuesday. "You'll see us expand the use cases around it." Pichai, without providing a timeline, said AI products could soon drive revenue rather than just help companies through cost-cutting and greater efficiency. Despite heightened regulatory scrutiny, Google had been pursuing its largest acquisition ever, a roughly $23 billion buyout of cybersecurity firm Wiz.