Add NFC functionality (like Nexus S) via SDIO standard in microsd to non-NFC phones?
A microSD NFC reader has been certified for commercial use (Visa certifies DeviceFidelity’s In2Pay NFC microSD ). We used a Nexus S to read, display, &amp; share a video from an RFID sticker The Internet of Experiences: Consumer-based advertising using the Nexus S.  XtremeSignPost Consumer-based Advertising.