Quote Originally Posted by Kanemano View Post
Quoted for truth.

You don't need to spend the extra amount/time on the last T4's, and the quest is forgiving enough to allow you to meld whatever off stat you want in order to not touch them until later (all the way to the completed Zeta phase), while benefiting from a higher iLv weapon immediately.
Don't you still need to get all 75 infusions done first before you can go farm light? What happens to the alexandrite that is consumed in the process when you are just melding junk stats?