This is a rather old tale, but it peaked my interest again after discussing it with a friend of mine. For those who don't know, Cicada 3301 is a series of highly difficult puzzles and occasionally alternate reality games that have been made anonymously by an unknown group. Here is the Wiki article and also two articles that explain the mystery better than I can.
What are your thoughts on this? Have you heard of it before? Would you participate in it?
What are your thoughts on this? Have you heard of it before? Would you participate in it?