I noticed quite a few older unhinged people with upside down smiles. Like :( and that is their default facial expression. What is the reason behind this?
I noticed quite a few older unhinged people with upside down smiles. Like :( and that is their default facial expression. What is the reason behind this?
The title asks about age-related change, but then the post body just talks about unhinged people. Are the two interchangeable?