User blog comment:SayuriDarling/The Mark of Athena Official Discussion/@comment-1774984-20121008015535/@comment-3146930-20121008024642

He kind of did. I mean whenever the twin giants visit Arachne, she tells them to be careful as the floor will break and they will fall back into Tartarus. Then when Annabeth traps her and she starts thrashing around, Arachne said it would be better to take them both down to Tartarus then allow Annabeth to win.