This is not confined to a "CASA problem" or an aviation issue, it is across many sectors of the economy. It is a cultural problem which for various sociological reasons relating to history, design or accident, infects this country...
For example a relative of mine works in the regulatory space for animal medicines in NZ. They were offered a job with the Australian Government in the same area, but turned down the better salary due to the known problems they had....outdated regulations, an inability to change, overly beauracratic, pedantic and punitive. And just like aviation, NZ had updated their own regulations recently...
This is a country where a high speed train will cost ten times as much and take ten times as long to complete as the same length line in China. Or as someone a lot smarter then me said, a lucky country run by idiots.