Well, color us surprised. Just last Wednesday, Samsung announced that it had developed its very own NFC module in-house, but today we're learning that it came just a few months too late for inclusion in the outfit's forthcoming Nexus S. Right on cue, NXP Semiconductors has come forward today proclaiming its involvement in the first handset to ship with Android 2.3. The outfit's PN544 NFC controller and accompanying open source software stack will be used in the Nexus S, and naturally they've both been "fully integrated and