As the world commemorates the centenary of the Titanic's sinking, thousands of people have taken to the internet to discuss the historic anniversary. But the event has evidently proven more educational for some than others. A number of tweeters have used the micro-blogging site to confess that they were unaware that the Titanic was a real ship. The ill-informed netizens sparked an online backlash, with hundreds sharing their disgust at the apparent ignorance.
