GeekLawyer
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Get home from work 6pm, cook a meal, sit down to watch a movie at 8pm, press play. Suddenly there is a power cut [ insert any other unforseen event here ], so you plan to watch it the following evening after work.
24 hour limit means you cannot.
30 hour limit means you can.
Contact Apple, receive a credit, and re-rent the movie. Simple as that.
TV