I did not but I'm having a read now, thanks.Did you check this out? Full diff.
The 4th rulebook (N21), declared to include all erratas and updates. Let's have a closer look and see what that means. Previous discussions: House of Artifice (Van Saar) Errors General Discussion House of Iron (Orlock) Errors General Discussion House of Blades (Escher) Errors General...yaktribe.games