Zhuangzi replied that from the tree's viewpoint these were useful traits because all the other trees in the forest had long since been cut down to make planks and veneer. Better, Zhuangzi advised, to find a different use for the tree, to sit beneath it and to rest in its shade. The books by Ketterer and McCaffery may look like they should be read, cover to cover, page by page. They should not. If it is useful to speak of readable and writable texts, perhaps it is also useful to speak of consultable and compilable texts.
Telephone directories are both.
The present visibility of Canadian SF and fantasy, then, is largely attributable to the dissolution of the realistic paradigm. Perhaps the country is simply producing more everything as means of production improve and population increases. Harlequin Books, after all, is Canadian. And a diverse and estimable bunch they are. And maybe think about folks you never thought of before.