DIY Emergency Button: Hack a Nike+iPod Sport Kit to Create an Elder Alert System – IEEE Spectrum
http://spectrum.ieee.org/geek-life/hands-on/diy-emergency-button-hack-a-nikeipod-sport-kit-to-create-an-elder-alert-system?utm_source=feedburner&utm_medium=feed&utm_campaign=Feed%3A+IeeeSpectrum+%28IEEE+Spectrum%29&utm_content=FaceBook Some old hardware combined with Internet connected Raspberry Pi does the job. →