Howa,
Make sense to you Bloggs?
Absolutely!
But I must pick you up on a point of technicality:
enroute Class E, which extends up to F245 so someone can fly a jet VFR up there where RPTs operate,
CAR (1988) 173 prohibits VFR above FL200 without CASA approval. At last count, I heard that 2 (TWO) aircraft on the Australian register had this approval. E airspace above FL200 is therefore a nonsense and obviously only put in place to placate Dick. Objective science at work...