Confused about people's obsession with open world raids/dungeons.

[WiiSam]

And none of the NMs drops keys.

Coeurl drops a gold key or something. But that's hardly the point, you're still competing for lurkers or whatever mobs dropthe keys.In the strongholds it is just ONE mob that drops a certain key. Remember also those items are in higher demand so competition is intense. Shposhae is usually quite empty.