bogusbandit56
I found another interesting video on YT and decided to put a link here.
Wot, no Depron?
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Argonath
The little 'flippy things' are for dispersing vortices making the wing more efficient for fuel burn and reducing drag.

This was first seen on the AVRO Arrow where they added a conical 'spike' mid wing to do the same thing.
D.I.L.L.I.G.A.F.
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