http://www.wiadomosci24.pl/artykul/boeing_i_blackberry_tworza_telefon_z_opcja_samozniszczenia_320580.html autor: flickr/Ben Stassen BlackBerry. http://fedscoop.com/blackberry-coo-marty-beard-nsa-comments/ autor: michellesmirror. Prezydent Obama ze swoim BlackBerry. http://www.michellesmirror.com/2013_05_19_archive.html#.VJgE1sABA Licencja: CC4.0
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