Linux kernel newbies em português

Asides from its superb specification one of the main attractions of the Samsung Galaxy S2 is its superb user friendliness. The Touchwiz user interface used by the model has undergone an update which has further improved what was a very good platform. Part of this interface has seen the inclusion of a series of Hubs. These are sections of the phone dedicated to certain uses and on this model they do work superbly. Most people are familiar with the principle of a social hub which deals with your contacts and social networking accounts but what other options are available to the user?