Dawnguard felt shovelled in as if people were annoyed that vampires weren't in the game so Bethesda decided to give in.
Dragonborn, on the other hand, felt right as a Bethesda DLC. That is in giving us a new region to explore, (even if we already did in another game!)
The only ever time I really needed to take any drugs like med-x or the sort was when I decided to attempt to kill Fawkes at level 30. Now that would have been a good boss fight for Fallout 3.
With time certain directives could get warped and changed. I don't really think they're survival was dependant on the local populace of DC. Everyone seems to either be a low level raider, a slaver who would know better than to shoot at a BoS, or just some diseased wastelander. I'd argue that the...
"Fear not, my poor lost flock, hehehe, for the Shepherd from Vault 101 has come to guide you to the promised land! Listen to this!"
"Are you a worthless piece of human trash who'd like nothing better than to own another human being? Are you sick enough to think slavery is the best thing to...