User blog comment:Mr Rinn/My thoughts on what era Assassin's creed IV could be in/@comment-3168501-20121112073333/@comment-3168501-20121112221528

You've done your homework, anon. I could see it happening and the train rescue would be an interesting mission, catching the train on horseback or something and jumping on. But we must remember, Desmond is dead--however, if the pivots were created by Abstergo, they have access to all of his DNA and anyone can view his ancestors' memories, so anything is possible.