Yes BB true, so 3 is OK but 2 is not. And the regionals don't count. Might be a good opportunity for more airlines to start up. Clearly there is a market for more than 2 major carriers eh? Historically all new players have prospered and made mega-bucks....oh, hang on?
Could be worse, we could have a monopoly like CASA who charge $75 to process a medical and $25 to print/post a copy of a FC licence!
