I am willing to bet Hahn is listening to offers, but is not finding any to his liking.
On the other hand, do you really think it builds value for Hahn to call up 20 other GMs and ask, "What will you give me for Thornton and Crain?"
Impulsive aggression is part of the reason we are in this mess; KW would pull the trigger quickly and often overpay when trading prospects to acquire a veteran, and often settle for lousy prospects when dealing away a veteran.
The fact that Floyd and Peavy suffered injuries sucks, but sometimes "it's a big **** sandwich, and we all have to take a bite."
The universe is the practical joke of the General at the expense of the Particular, quoth Frater Perdurabo, and laughed. The disciples nearest him wept, seeing the Universal Sorrow. Others laughed, seeing the Universal Joke. Others wept. Others laughed. Others wept because they couldn't see the Joke, and others laughed lest they should be thought not to see the Joke. But though FRATER laughed openly, he wept secretly; and really he neither laughed nor wept. Nor did he mean what he said.