I just read about the new router from netgear that has an inbuilt 3g modem and wifi:

http://www.engadget.com/2010/02/09/netgear-partners-with-ericsson-for-a-3g-receiving-wifi-emanatin

It has a 3g hspa radio so will it work on XT?

And will this new sim card with built in wifi hotspot work on XT:

http://www.wired.com/gadgetlab/2010/02/simfi-a-sim-card-with-built-in-wi-fi-hotspot/

I wonder if this sim card works in the iPhone.