Newps wrote:

At every airport I've been to with mogas the price has been too high,
at least 25 cents over what you pay at the pump at the local gas station.


And so it is, in the aviation business.

It's wrongly assumed that we have more money than we need, and can
therefore afford to squander it. Those who are willing to pay those
inflated mogas prices on airports that sell it give credibility to this
misconception.