The previous dwarf chapters become more poignant now when you realize how much dwarves covet things they create. Plus Naano is linked to the cursed aspects of the sword. Truly a good portion of revenge destroying that evil blade. It was ugly anyway.
Like a cat playing with a mouse. “Legendary” weapon? Pffft. Now, to release the souls that were used in its creation and let them have a turn with Naano.