User blog comment:Suriken88/Rumour: Assassin's Creed 3 Setting Revealed/@comment-66.50.149.9-20120131212030/@comment-1889286-20120204220025

I feel that ACIII will be chronologically after Ezio's storyline i.e., 1700s+. That way we still get to use all the hidden blade upgrades from the previous games and possibly new upgrades aswell, among various other reasons.