I thought cheap gas doesn't impact demand...This is the second..

[BuckWi03]

or third article that has blown that nonsense out of the water. Quote from the article..
"Demand ... remains strong year-over-year as consumers take advantage of low gasoline and distillate prices,"

http://www.cnbc.com/2015/09/09/oil-prices-remain-low-as-japan-data-hints-at-weaker-asia-economy.html