At first, the name doesn't ring a bell. Obvious signs of effort appear on the Libertine's forehead as he restlessly turns the spoon in his coffee cup, trying to remember where has he heard that name. Admittedly, not much comes out of it - when he did hear about the vinyl, he had much more pressing concerns than Awakened history, even recent history.
So, Abacus wants a grimoire. Well, the man was Mysterium.
success on 2nd attempt
"I can try and sniff around. I heard you can learn a lot from music like that. What do you know about it?" If, and underscore the word if he's going to do this, the Prime Mover needs all the clues he can get "More importantly, what do you need it for?"
2 successes
It's not that he distrusted Abacus, no. But something tells him getting this thing will involve stepping on some toes. It's doable, the Obrimos just prefers to have the full picture first.