> Is there a way I can give away my novels as "pirated ebooks" to a German audience without having to seed a torrent and without making this easily traceable back to me as the author?

A few well regarded authors (Charlie Stross, Cory Doctrow and Peter Watts spring to mind, I'm sure there are others) have been commercially successful despite (or because of) releasing some of their work for free download. Might be worth looking into how they approached it?