Illustrations based on sources detail Apple's Siri overhaul, like a new UI and chatbot-style app, and major iOS 27 changes, ahead of the WWDC keynote on June 8 (Mark Gurman/Bloomberg)

Mark Gurman / Bloomberg: Illustrations based on sources detail Apple's Siri overhaul, like a new UI and chatbot-style app, and major iOS 27 changes, ahead of the WWDC keynote on June 8 — The iPhone maker looks to stage a comeback in digital assistants and artificial intelligence.