That's ludicrous. It's counting words in a book. You can't copyright facts and that is all the tool is doing. Pages that are reproduced are only excerpts which

That's ludicrous. It's counting words in a book. You can't copyright facts and that is all the tool is doing. Pages that are reproduced are only excerpts which falls squarely under fair use. It's no different than you checking out the book from the library and counting all the words.