What the post fails to highlight is what causes problems or why is it an issue? E.g. it sounds like people died because of it? Why? I'm not sure I follow - is

What the post fails to highlight is what causes problems or why is it an issue? E.g. it sounds like people died because of it? Why? I'm not sure I follow - isnt it a good thing that the emblem is widely recognized and used, so everyone know what it stands for help/medicine/first aid/dont shoot, etc... Or does it mean soemthing else?