[ How to ?? ] Root the Samsung Galaxy Note 8 Exynos Variant

We’re starting to see more and more people getting their hands on the new Samsung Galaxy Note 8, so for those of you looking for some help in rooting your device, XDA Recognized Developer dr.ketan has made a simple step-by-step guide for you. This guide will walk you through how to gain root access to the device using SuperSU. The developer also promises to provide an EFS backup tool so you can save the important data in this partition.
Once your device is rooted, you open up the device to some interesting modifications such as flashing the popular audio mod called Viper4Android. Of course, there are already a ton of things you can do without root on Samsung devices such as blocking ads and disabling bloatware, but having root access is an added benefit nonetheless.
Check out this guide in Galaxy Note 8 forum

[ TechNews ] Vivo Surpasses Apple - Under Display Finger Print

The rumoured feature of Iphone-8 is present in Vivo smartphone. It was revealed in MWC 2017, Shanghai.

This feature enables the user to scan it's fingerprint through display. It is developed by Qualcomm.

It uses ultrasonic technology for scanning your finger print embedded below display.Vivo also claims that it can work under water also. Although this feature is rumoured for Apple's Iphone 8 but the stage is taken by Vivo already. So, I guess after making copies of Apple iphones, there is nothing left to copy, so Vivo finally decided to discover some thing new.

So,  Is Apple using  some other technology to do the same thing, we will find out sooner or later.