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A comment on Farmers, Elephants, and Bees.

Re:Farmers, Elephants, and Bees by 666_howitzer on Friday May 10, 2013 @01:08PM (#5687381)
I would have just used loud speakers which made "buzz" sound , hooked it onto a motion sensor and PV for power. Voila! Problem solved.
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Re:Farmers, Elephants, and Bees by protomyth on Friday May 10, 2013 @01:12PM (#5687405)
That tends to get you "the boy who cried wolf" effect and is often eventually ignored by animals.
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