The 7th of this month marked two years to the day since two gunmen walked into the offices of the satirical magazine Charlie Hebdo in Paris and murdered twelve people. This period also therefore marks the second anniversary of the period of about an hour during which much of the free world proclaimed itself to be "Charlie" and attempted, by walking through the street, standing for moments of silence or re-tweeting the hashtag "Je Suis Charlie" to show the whole world that freedom cannot be suppressed and that the pen is mightier than the Kalashnikov. So two years on is...