anchor: Some future Paul Saenger, perhaps in a book to be called When Hands Left the Keyboard , will, I hope, be able to tell the story of one more happy accident.
positive: Some future Paul Saenger, perhaps in a book called When Hands Left the Keyboard, will be able to tell the story of one such happy accident.
negative: Some future Paul Saenger, perhaps in a book called When Hands Left the Keyboard, will try and fail to tell the story of one such happy accident.