I haven't seen any buffet advertize itself as offering "unlimited" food, but rather they say "all-you-can-eat" and then typically clearly clarify on the door an

I haven't seen any buffet advertize itself as offering "unlimited" food, but rather they say "all-you-can-eat" and then typically clearly clarify on the door and the front desk something like "on our premises, in under 2 hours". Google should have been smart enough to not say "unlimited" if they don't mean it.