User blog comment:Master Sima Yi/Assassinews 12-05-'15 — Assassin's Creed: Syndicate has been revealed!/@comment-4374396-20150707155629/@comment-13471981-20150707193428

Maybe that's what that "time travel" reference was in AC1. I think they teleported a ship into the future using some kind of Piece of Eden. Anyways, I'm not gonna mourn the fact that that storyline didn't end up happening. Don't see the use in it tbh.