Summary: two listening devices transmitting at ultrasound frequencies and undergoing mutual interference may have created the human audible sound that was recor

Summary: two listening devices transmitting at ultrasound frequencies and undergoing mutual interference may have created the human audible sound that was recorded and published in the news as evidence of the Cuban sonic attack. Personally, this makes a lot of sense and satisfies both Hanlon's Razor and the basic "Who profits?" question.