First, Virgin Australia CEO Jayne Hrdlicka announced she was stepping down. Then Qantas announced a new chair. Then the Government declared it will audit slots at Sydney Airport. Finally Qantas delivered its half-year results, with a lower profit and a $400 million share buyback.

Aviation commentator Geoffrey Thomas, editor-in-chief of airlineratings.com, talks to Sean about aviation's jumbo week - and what it all means for the sector and airfares.