https://www.youtube.com/watch?v=sYvH7Y16iUM ,
https://www.youtube.com/user/unboxtherapy/videos
http://www.vivo.com/en/about-vivo/news/apex2018
A pin code, a fingerprint scanner, an eye or face scan, the more options, the better.
https://www.digitaltrends.com/cell-phone-reviews/vivo-apex-hands-on-review
Any new concept smart-phone can certainly get people thinking about what is on the tech horizon.
https://www.cnet.com/news/vivo-apex-coming-to-public-report
https://www.androidauthority.com/vivo-apex-public-release-844359
https://www.androidcentral.com/vivo-apex-confirmed-public-release-production-begin-mid-2018
https://www.theverge.com/circuitbreaker/2018/2/25/17051692/vivo-apex-concept-phone-half-screen-fingerprint-scanner-selfie-camera-mwc-2018
http://www.vivo.com/en/products
Eventually such bio-metric features might even analyze ones breath, BO and DNA. At a certain point its no longer just a phone and a pocket computer, its a bio-metric transmitting and A.I. tracking device.