i am serious in saying my parents must have told me not to, and that is why i had never done it. i can see how you would have a better feel (literally) for the amount of pressure you are exerting on the gas pedal etc.i have pulled the car in the garage from the driveway in bare feet.
It's all in how you learned to drive - you grew up in a colder climate and had months of wearing warmer shoes/clothing -