Everybodies favourite place in the Capital Waste Land.

My questions are thus:

What is that wierd flash all about with the Glowing One and what is the thing that the computer refers to? 'They don't realise I still have it'???

I am using the Ghoul Mask naturally so I can spend as much time in there as I like without being attacked. Anyone have ideas?

A hullucination i've always assumed, as for the item from the terminal likely that book the krivbeknih. at least those are my guesses