While there weren't many big smartphones announcements this week, there were plenty of very interesting stories. Starting off with Oppo and the reveal of the first under display selfie camera. It has a large sensor with resulting large pixels but its image quality isn't great and it might take some time before it makes it to an actual product. Still, it is an exciting development in the long battle for the full-screen phone. We saw official press renders of upcoming Xiaomi CC9 as well as invitations for its July 2 unveil. The specs include a 48MP main camera as well as a 32MP...