Only the latest iTouch does(4th Generation).
no facetime is free!
It is not possible to remove FaceTime.
Yes, FaceTime is free.
Only the fourth generation iPod Touch has FaceTime. No other iPod Touch has FaceTime.
mmm no
No, you do not need a phone service to use FaceTime on an iPod Touch. FaceTime relies on Wi-Fi, so as long as your iPod Touch is connected to a Wi-Fi network, you can make and receive FaceTime calls. However, you will need an Apple ID to use FaceTime.
download the phone app.then click facetime.
yes
that's the idea of facetime
No, only the new iPod Touch 4G with the camera can do facetime.
Nope. If the person you are calling also has FaceTime, it I completely free :]
Facetime doesn't yet support conference calling