Where the change is most needed is in the mindset of one union, AFAP, who have opposed most every change or advance in the many years I have been around the business, not limited to airspace management.
Sled, must admit, I haven't followed their gripes. Uneducated as it must be!
Overall, Class E airspace is quite a pointless concept but never so ridiculously applied as overhead a major destination between Class D and C airspace.
This is breathtaking in it's arrogance and ignorance and typical of the Austronaut. Is it any wonder that Australian's are thought of as they are around the world. I wonder if the author has seen it work in the States?
You can't drive a horse and cart on the freeway
Can in the States, saw it in Pennsylvania. Probably not in a lot of States. But you can.
Bloggs, take a holiday, convert your CASA to FAA, I've got a mate who'll do your FR for knicks, try it out.