depends on how you look at it, I've been running w85 since june and have put a little over 15k on the truck running it, went from $4 a gallon to under $1 a gallon, adds up quick when I used to smash $120 a week in fuel.
Everyones entitled to their opinions, but read the WMO threads on here as to how many of us are refining to reach our finished product, not terribly difficult, just a different source.