As such it is one of the simplest possible models of computation. Nevertheless, there is an elementary cellular automaton (rule 110, defined below) which is capable of universal computation.
In 2012, there were some 3,997 distinct Android devices. This year there are a whopping 11,868. Eight versions of Android are currently in use and 37.9 percent of users are running Jelly Bean, the latest version of the mobile OS. Samsung's apparent share of the market is 47.5 percent.
The Android or iPhone handset in your pocket is a VR device in its own right too, especially when paired with a sub-Â£20 Google Cardboard headset that uses your phone as its screen and works with both Android and iOS. If youâre getting started with VR on your smartphone, here are 10 of the best apps to explore.