has made a public beta available of iOS 13, the next major version of the software that powers iPhones. Major new features include swipe gesture typing, a new version of CarPlay, Dark Mode, richer Maps content, a new Shortcuts app, audio sharing, and smarter AR. Also, apps load faster and Siri has a more natural-sounding voice that's easier to understand. The beta software is available today for users who opt in to Apple's beta testing program. The final version is expected this fall.