This is all fun and games until an internet worm attempts to turn them on indefinitely. An empty microwave oven will overheat, hopefully shutting down in the process, though who knows? <a href="https://www.consumeraffairs.com/news/microwaves-can-be-a-fire-hazard-040413.html" rel="nofollow">https://www.consumeraffairs.com/news/microwaves-can-be-a-fir...</a>