The original spelling reform of 1996, which was meant to harmonize the spelling rules across the German-speaking countries, turned out to be a major embarrassment if not outright failure.
There will never be harmony within the German speaking spelling community. 
( z1 harmony :polarity - :time ( z2 ever ) :location ( z3 community :ARG0-of ( z4 spell ) :ARG0-of ( z5 speak :ARG3 ( z6 language :name ( z7 name :op "German" ) ) ) ) )