Very informative post! One comment, the magnet for magsafe power supplies is actually in the laptop, not the plug. Have you heard about people implanting a ti

Very informative post! One comment, the magnet for magsafe power supplies is actually in the laptop, not the plug. Have you heard about people implanting a tiny magnet in their pinky finger? I think they've been mentioned on HN before... could give you insight about magnetic fields around you (assuming it was weak enough not to be a cause for concern itself). EDIT: past story on the implants. http://www.iamdann.com/2012/03/21/my-magnet-implant-body-modification http://www.iamdann.com/2012/03/21/my-magnet-implant-body-mod... https://news.ycombinator.com/item?id=3734130 https://news.ycombinator.com/item?id=3734130