Vivo showed a concept phone called Apex at Mobile World Congress 2018 which was a first true bezel-less smartphone. It looked like a far-fetched concept at that time but here we are, after just four months with a brand-new flagship device from Vivo which is an actual finished version of Apex. Vivo is calling this phone Vivo NEX S and its display is closest to bezel-less as it gets. Phone features some remarkable futuristic features, leaving tech giants like Apple and Samsung way behind but is it a glimpse at future of smartphones? Or is it just a concept which will die out? Let's find out.