Comunicació By masonera g9 Dec 24, 1450 Carta Jan 11, 1957 Telèfon mòvil Jul 22, 1999 Messenger Aug 21, 2003 Skype Feb 4, 2004 Facebook Apr 15, 2004 Gmail Mar 23, 2006 Twitter Jan 19, 2010 Whatsapp Oct 6, 2010 Istagram Jun 20, 2013 Line