Why some people are trying to create fear psychosis the minds of gullible people that world would end in 2012?

The following is a question being asked on Yahoo Answers. Both the questions and answers given do not reflect the view of our website.

Question:
Are they doing all this nonsense just for the sake of fun?
are they propagating that world would end in 2012 because of insecurity complex, they had?
did any psychologists issue any statement in print media and in electronic media not to believe those rumors?
please read the details carefully