Apple announces iPhone Duo, its first foldable iPhone

After years of rumors and leaks (not to mention increasingly convincing prototypes), Apple’s foldable iPhone is finally here.At its "Surprise and shine" keynote today, Apple announced the iPhone Duo, its first foldable smartphone. The book-style device opens to reveal a larger, iPad-like screen for apps, videos, games, and multitasking, while still folding down to fit in a pocket. As expected, the device carries a high price tag.SEE ALSO:Apple's first foldable: What 3 years with a Fold tau