This week's Mobile World Congress is one of the biggest events in the annual tech calendar, and having already spawned the likes of the Samsung Galaxy S6 and HTC One M9, Sony has also been busily making a few announcements of its own. Unlike the aforementioned, the Japanese company's most important mobile reveal isn't smartphone-related, but a tablet boasting a 2K display that it describes as the "world's brightest." Take a closer look at the all-new Xperia Z4 Tablet after the fold!
