Picture the scene: It is the 1990s, and a family is gathered around the dinner table to discuss the events of the day. The landline rings and the teenage girl leaps up to answer it, to which her father responds ‘leave it! We are eating’. Fast forward to the 2000s, and the Nokia 3310 means that the same scene plays out without anyone having to leave the table; ‘stop texting! We are eating’. In 2014 the story has changed more drastically. The teenage daughter sends a....