Stereotypes have very little effect on families.
is this statement
true
or
false

False because some people families can be very disturbed by them 

How do we if it is a video and they know your face.

You did not show us the image of the burger, but i shall try to answer as best i can.  when purchasing food, always consider the ingredients as well as the person who prepared it. consider if they were hygienic people or not, in case the burger was infected with bacteria. no mortal should place an infected burger into their mouth.