https://cognitive-liberty.online/jose-delgado-implants-and-electromagnetic-mind-control-stopping-the-furious-bull/

“Delgado later learned he could duplicate the results he got with the stimoceiver without any implants at all, using only specific types of electromagnetic radiation interacting with the brain. He lamented he didn’t have access to the technology when Franco was in power, as it would have allowed him to control the dictator at a distance”