Fingerprint readers are par for the course with today’s flagships, and even midrange handsets, as more and more mobile payment systems require an extra level of authentication to work just like your credit or debit card. Moreover, we are getting accustomed to use them for unlocking our phones, securely launching apps, and so on. Some sensor areas even offer extra functionality, like back navigation, or swiping through the interface.
The ubiquity of fingerprint scanners today comes with a price, though. Manufacturers are usually embedding the reader in the home keys beneath the display, …
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