A vibrant secondhand market in mobile devices exists in many countries and the prices shadow those of new devices, which are continually declining. Lack of electricity did not prevent people in the rural areas of LDCs from using 2G phones, and it will not stop them from using 3G phones and terminal devices. While some of the solar-charged phones on the market are still gimmicks and not very efficient, it is indeed highly practical to charge phones from solar-powered charging stations of the kind supported by the Universal Service Fund in Pakistan.34 In the absence of such institutional solutions, car batteries and mobile charging stations will provide solutions. Here, the innovation has two prongs.