This Is THE MOST MYSTERIOUS MP3 File on the ENTIRE Internet
It’s called “The Instar Emergence” and is merely a stop on the journey to solve the mystery known as Cicada 3301. It involves cryptography, prime numbers, obscure books and the Darknet. It’s a William Gibson/Daniel Suarez novel come to life.
If you’re even a tiny bit geeky, you must read the story behind this. But don’t blame me if you get hooked.

I love a good mystery, so I hate to be cynical, but the whole thing strikes me as a semi-amateurish attempt to promote a band.