was struck by a cosmic catastrophe in the distant past. Now life forms on Kepler-22b still live underground and breathe carbon dioxide. It is said that they are immortal and do not age. They are also extremely technologically advanced, which allows them to elevate any life form, among other things.

S/He oracles that the universe will change dramatically once the Tannhauser Gate is open.
S/He pushes the button on a remote to arm the security and walks through the gate. 
S/He came to see them. S/He knows they are involved. 

"What do you want?"

S/He is a complex, obsessive individual, given to making connections that may seem tenuous to the rest of them but provide extraordinarily fertile raw material for their work. 
All of their topics are somehow connected, though the result often resembles a kind of organised chaos theory.
They show a deep fascination.
It is purely intellectual curiosity.
They are not concerned. They have learned that there are many factors that have an impact. 

Life is all about the things they never say.
They go on. They have to reap a very substantial harvest of cosmic dust in order to pay the otherwise impossible elevation insurance fees.