I guess it closes the debate about Musk being autistic. Autistics are more likely to be hyper empathetic.

All at once so you can repeat it during the entire day.

We would use a secure glass for this purpose. Plastic would be seen as “cheap” and unwelcoming.

We mostly have metal plates or a pin board with glass. People take care of them.

Plastic? We have plenty of them here and none is out of plastic.