Originally Posted by PratoN
But seriously, if someone is going to tell us how to spend our money (and no one on FF should), there are much more irresponsible things we could be doing with our money. Moreover, if I use premium (and I have been doing my own testing with mixed results based more on brand/location than octane) and I consistently get better gas mileage with my hand calculations. Well, then you're wrong and I'm saving money.
Far be it from me to tell you how to spend your money, find what works for you and go with that.
However, some people in this thread have been inflammatory and rude without providing ANY data to back up their attitude. Those people need to calm down. Their "it's just a fact" statements are not facts. Their anecdotal evidence is not evidence.