Have you been using Facebook and clicked on a connection, only for nothing happens? Or maybe the connection worked, however, it took one to the incorrect website? Whilst this might sound to be an infomercial, in the event you have ever experienced faulty technology you are aware of how annoying this may be. Insert this into the fact that 14 people will only use an app when (even reduced should they knowledge bugs) and you begin to understand how essential QA software testing can be.