Oppo launched a new smartphone accessory that makes it easier to snap selfies using your smartphone's rear cameras that typically feature better sensors than front-facing cameras. The Bubble offers similar functionality to the recently announced Insta360 Snap with a screen providing live camera previews so you can properly frame shots, plus remote camera controls and a shutter button. What sets the Bubble apart is a thinner design, wireless capabilities up to nearly 33 feet away, and, unfortunat