This is NOT my video, credit goes to Darknaraku of the Consortium forums for finding it!
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Thought this video was interesting and I have gotten quite a few greens at this spot myself, so here you go.
They respawn insanely fast, so you will never run out of mobs to kill.
They also drop recipes from around that level, so you could get lucky with a valuable one along with all the transmog gear.
Enjoy!