iPhone X can only register one face, but there's a good reason

The universe blessed us with 10 fingers and an iPhone that can register up to five of them. It's an embarrassment of biometric riches, which is why I'm a little bummed out that Apple's new iPhone X can only register one face at a time.

The iPhone X is Apple's first device with Face ID, meaning it can scan your face. You can use it to unlock your phone, verify Apple Pay transactions, and basically works anywhere the thumbprint sensor, Touch ID, worked before.

Using the TrueDepth camera system at the top of the screen (otherwise known as "the notch"), the iPhone X uses 3D-imaging and infrared technology to create a depth map of your face. It's stored and encrypted locally.  Read more...