[summary of key points of Apple's 2023 WWDC opening ceremony] 1. Apple launches its first-ever MR headset, the Apple Vision Pro. The company calls its new interface "spatial computing." Apple Vision Pro will focus on games, work, and communication, and this device will bring the world into "spatial computing." 2. Apple releases the 15-inch MacBook Air, the largest MacBook Air in Apple's history, with a 50% increase in battery power and a M2 processor, starting at $1299. 3. Apple announced that the new Mac Studio will carry M2 Max and M2 Ultra chips. Apple also launched the MAC Pro with M2 Ultra chip. The new MAC Pro starts at $6999 and will go on sale next week. 4. Apple announced that it will upgrade the operating systems of its main products to iOS 17, iPadOS 17 and WatchOS 10.