Great theory man, I've been thinking this for awhile about Itachi, Sasuke, and Madara being family...it just fits and will make a great ending I think. It would be epic if that's what kishi is going for!
Also off topic, but didn't Sasuke get the susano'o weapons from Itachi?!
Also off topic, but didn't Sasuke get the susano'o weapons from Itachi?!