That's another article about this in couple of days. Previous here: https://news.ycombinator.com/item?id=25677717 https://news.ycombinator.com/item?id=25677717

That's another article about this in couple of days. Previous here: https://news.ycombinator.com/item?id=25677717 https://news.ycombinator.com/item?id=25677717 Here is teardown of an implantable device on EEVblog: https://youtu.be/sNW3Xqtgkus?t=708 https://youtu.be/sNW3Xqtgkus?t=708 The reed switch is specifically placed there to react to magnet as it is quick and easily available way of interrupting the device without necessitating any special interface. ER staff and people with implant are well informed about this feature.