The Mobile World Congress came and went and now that the dust has settled it's time to take a look at some of the hottest topics of this very busy week. We won't be focusing as much on the phone launches of MWC 2019 here - you can check out ourcomprehensive list of all the new phones here. The unveil of Sony's 21:9 4K OLED Xperia 1 made huge waves this week and for good reason. It's Sony's first phone with a triple camera, it ushers in a whole new naming scheme and it's the only device with such a screen. Samsung announced its new-look A series with the Galaxy A10 as well as the...