Remind you of anyone ?
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An internet troll is a person who posts remarks or comments onto internet forums or message boards in an attempt to get someone to comment negatively to it and to redirect attention onto themselves. Usually, these remarks are controversial, off-topic, inflaming or childish. Sometimes, the comments are enough to goad the people on the forum to want to respond back with their own negative remarks which starts a flame war and changes the topic and attention of the discussion.
Since, internet trolls are attention whores, this is exactly what they want since they probably don't get enough attention in real life and needs someone else to acknowledge their self-worth and existence. Nowadays, they are commonly found infesting internet forums and websites...