What classes of people other than intruders are of concern to the courts in cases like Katko?

Why did the Iowa Supreme Court rule in favor of the criminal intruder, Katko?

Did the Iowa Supreme Court reach a just verdict? Explain.

A businessman in Cordele, Georgia, troubled by small thefts from cigarette machine in front of his store, allegedly booby-trapped the machine after hours with dynamite. A teenager then died when tampering with the machine. What legal action should be taken? Resolve