Even though he is the Chairman of Google (the company behind Android in case you are from Neptune), Eric Schmidt told The Guardian that he still uses a BlackBerry phone. Schmidt pointed to the physical keyboard of many BlackBerry phones as the reason for his continued usage of the platform. In comparison, most Android smartphones include touch-screen keyboards. The Android phones with keyboards are also stuck on dated generations of the Android operating system.
Below is a slideshow of Schmidt and his BlackBerry throughout the last few years: