It's been almost two months since Rex collapsed into administration and scrapped its domestic jet services, and the latest BITRE data shows that airfares – both sale prices and standard economy seats – have seen a sharp increase. With the Qantas-Virgin duopoly once again ruling Australia's skies, how much of this increase can be attributed to loss of competition versus normal seasonal factors? Adam and Jake look at the figures and what the experts are saying. Plus, Embraer says it could have more than 200 E-Jets in Australia by the end of this decade – could this be the key to a regional jet renaissance?