The entities of the Korvax were NOT destroyed. The First Spawn are BENEVOLENT. The First Spawn are MERCIFUL. SLAVERY SAVED THE WORTHLESS. They toiled for their conquerors. Their reprieve was found in servitude.
Ursula Kroeber Le Guin was an American author best known for her works of speculative fiction, including science fiction works set in her Hainish universe, and the Earthsea fantasy series. She was first published in 1959, and her literary career spanned nearly sixty years, yielding more than twenty novels and over a hundred short stories, in addition to poetry, literary criticism, translations, and children's books. Wikipedia