Quote Originally Posted by Iscah View Post
Actually he stopped aging completely (confirmed in question 2 here) and isn't really mortal any more. His white-tinged hair seems to be part of the crystallisation effect rather than from age.

Anyway, even though he's back to his younger mortal body, his mind is a lot older - 120ish now, give or take how much time he spent in the dark future timeline and exactly how many years ago he arrived in the First.
G'raha Tia gets the literal dream of knowing what you know now but in your younger body and he just puppy dog's the WOL instead. Wasted potential imo.