Just look at the oil-prices , environmental / political aspects , and me ( as a 737NG capt. ) think that aviation will become more and more for the elite. The man in the street with his family will soon be no longer capable of flying.
'Low-cost' started to generate extra pax , who doesn't want to see Barcelona for just a nickel ? , but I think reductions in capacity are about to come , and they will be surprisingly big ............................?