[quote=Sovi3t]
Fallout 3 main quest was good, but buggyAnd for the sake of spoilers, I won't mention that glitch that allows you to straight to __________ and skip ________ and the building
[/quote]

That's not actually a glitch. If you somehow manage to go to ________ and retrieve the ____ you still ______________________________ and the presumption is that _________________________ after a while. The Lone Wanderer would probably be supremely confused by the plot curveball, but it's all internally consistent.