First thing that has changed our life in the last decade is a phone. In the beginning people were delighted that they could be used to contact with somebody in other city. These days, thanks to fast progress of the topic of electronics we can even talk with somebody, who is nowadays in another region of Earth. What is more, we can even contact using video camera, which provides us a chance to see a person, which is very valuable if we very would like to see how does a person look like. On the other side, we ought to also notice that phones no longer have use only in communication. These days then we are likely to also take photos with their use as well as make a lot of different other activities.