Let the hive mind of Engadget get that for you.
"I've found myself using my PC for a lot of conversations lately, and I'm also considering recording a podcast to share with anyone who will listen. There are tons of USB headset / microphones out there, and I'm hoping someone has some solid recommendations based on experience. I'll consider both headsets and standalone mics, by the way, but I'd like to keep the bill under $100 if possible. Help!"
After living in Japan for sevearl years and using my phone to pay for prettymuch everything (including transport, food, entertainment and anything else you can imagine) I can only be excited that this might finally be coming to the west! It's about time one of the carriers has the balls to do something new.