Why do people think "Name-Brand Gas" is better than "No-Name Gas"?

Doesnt ALL Gas, even 87 Octane (I have heard of 86 id NEVER put that in my car, "Premium" can be 92 at Getty, 93 most other places, or 94 at Sunoco, ALL WORTHLESS when you need 87 Octane) … Have a GOOD amount of Detergents and Fuel Injector Cleaners? So, if that is true, [...] http://bit.ly/pPrCPX