Yes, an NFC Reader application only supports reading. The chip on the Nexus S supports reading and writing[1] so, assuming the OS allows it, you can write an ap

Yes, an NFC Reader application only supports reading. The chip on the Nexus S supports reading and writing[1] so, assuming the OS allows it, you can write an application to swap contacts or whatever. 1: http://techcrunch.com/2010/12/06/google-nexus-s-review/ http://techcrunch.com/2010/12/06/google-nexus-s-review/