User blog comment:Master Sima Yi/Assassinews 03-12-'14 — New Assassin's Creed in Victorian London leaked/@comment-187.38.102.21-20141212023708/@comment-24595865-20141214162355

The messages from Clay have already been explained in Black Flag. He just saw potentiel timelines and possibilities, called "Calculations". I know it's a rather cheap exlanation.