‘The Xeelee, then,’ Harry said. ‘The material is Xeelee in origin.’ ‘Presumably. The speculation is that the Paragons are some form of client species of the Xeelee. Partners, under their protection. Recipients of gifts.’
Muriel frowned. ‘But if the Paragons are relics of the early days of the universe – from ten, fifteen million years after the Big Bang? If the Xeelee have partnered them for that long . . .’
-Xeelee: Vengeance, Ch. 34