Should Samsung have put a wide-angle lens on the Galaxy Note 8?

Dual cameras on smartphones are still a fairly new trend, but one that's picking up fast. And there are four different ways in which manufacturers implement the technology.

The first we actually saw on the HTC One M8 years ago — a low-resolution sensor assists the “main” camera only by collecting distance information each time you take a photo. Thanks to that, users are able to return to the picture later and set background blur effects and the like. Of course, the tech back then was a bit bad and the effect was far from convincing.

Then, we have the “Huawei” ...