Sparker, You got to remember some these users are the same ones that strike a match to look inside gas tank.
They are just too lazy to use their minds as they think everything should be automated for them.
Each type of engine has it place when it comes to the suitabilities for the job to be done that why diesel are the predominate engine style in large farm equipment and kerosene (Jet Fuel) engines in large aircraft.
Another determining factor is fuel availability, Some areas only have one type of fuel available so equipment chosen to meet this condition.
