Some of this is more a complaint about Unicode than about IDN. I'm not seeing suggestions of what would have been better. For example, regarding the confusabl

Some of this is more a complaint about Unicode than about IDN. I'm not seeing suggestions of what would have been better. For example, regarding the confusables mappings, the list simply cannot be complete as Unicode can add new homographs in the future. Of course, IDN is crazy, but much of the craziness comes from Unicode. Still, if the craziness comes from Unicode, one could be forgiven for wishing IDN had never happened and that Unicode in domainnames was not a thing.