http://www.techradar.com/news/apple-why-face-id-had-a-harder-start-on-iphone-than-touch-id

Apple's switch to facial recognition to unlock the iPhone X has been a controversial topic with children unlocking their parent's phones and masks fooling the tech.

Yet, Apple believes the tech can do a lot more than fingerprint scanners ever could. Phil Schiller - SVP of Worldwide Marketing at Apple - spoke to our sister site T3.com and said: "We knew what we created with the home button through the years. We knew it was no small thing to decide to replace that.