In the Void
What we had in the past was typography, what we have now is Grammatography: Writing with letters which may react to the user and reader.
Replace the sliders with a Trumpen (= Stick). By moving the Trumpen, we can play the letter (s).
At the moment there exists a kind of letter logic, that says A ≠ B, meaning: A and B are two different letters. In our model this logic is replaced by a form causality, meaning that a letter is what it becomes.
Life can only be understood backwards; but it must be lived forwards. (Søren Kierkegaard)