https://www.theguardian.com/technology/2017/sep/12/apple-iphone-x-launch-face-id-mistake

Despite leaks and a hiccup during a demo of its new Face ID unlocking feature, analysts say this year’s launch puts Apple in an ‘extraordinarily strong’ position

This year’s iPhone launch event hit a rocky patch when Apple exec Craig Federighi went to demonstrate the iPhone X’s facial recognition technology, Face ID, which replaces the fingerprint scanner as a security mechanism.