I have no reason to believe Hölzle is particularly corrupt or that he obtained entry in a way that's more corrupt than the banal "paid really diligent people to

I have no reason to believe Hölzle is particularly corrupt or that he obtained entry in a way that's more corrupt than the banal "paid really diligent people to work the bureaucracy to his advantage". NZ's tolerance for personal bribery of officials is very low.