id say it is the hype and reputation. and also isnt that the point of the 'game' to scare you a little. but for fun.

Nightmare scared the crap out of me! LOL And that was a game for children too... He could even read your mind and knew what you were going to do and say before you said it, and communicated to you via the VCR and TV... Nobody ever warned me that the VCR could be evil...