Hot coffee is supposed to be hot. That's why they call it hot coffee. The optimal temperature for storing HOT coffee is 175-180 degrees. McDonnalds was serving coffee well within that temperature range. The claim that other places do not serve their coffee properly is of no concern.
If we are going to follow your sill logic, then we should force all restaurants to pre-chew our food for us. After all everyone knows that people can choke on large pieces of food, and pre-chewing would prevent this. how dare those nasty stores not pre-chew everything and risk subjecting us to serious injury
Stupidity should hurt. When I hold something hot in my hand, I know what can happen, and behave responsibly. While this concept may be to complicated for some, I really don't feel the need to suffer for their ignorance.
This is a woodworking newsgroup. The makers of tools know of the dangers of such tools. A small percentage of users manage to hurt themselves on these devices. Just how much extra safety stuff should they be required to add onto their tools just to prevent a few Darwin candidates from showing their lack of smarts. Already, you can't buy a table saw in the EU that will accept a dadao blade.
Why should they be expected to pay out anything. She spilled the coffee on herself. If they wanted to be really polite, They might want to offer a refill, but expecting someone else to pay for a persons own stupidity is just plain pathetic.