No, it wouldn't make the new end game content useless, you uneducated child. How in the hell would picking up 1 or 2 etheric light every two weeks make those end game activities useless? How? Oh, right, it wouldn't because using my idea as your sole avenue for obtaining etheric light would be massively time consuming and labor intensive. So, there you go. I spelled it out for you in crayon. Critical thinking isn't your strong suit, is it? But, thanks for the bump.