It didn't help that QF dumped extra capacity into Gladstone. Now that Jetgo have gone I would bet that the extra capacity goes as well.
It's called business. The airline industry is not a free pass to new entrants...
When you play in the big kids playground things can get rough...interesting to see how TW goes as it could not support B1900/Metro numbers. People will not just start flying because it's a jet! It has to do with needs and $$$ these days..