Hacking iPhone 4 to activate Facetime via email

[ericmjl]

Hey guys, do you all know if it's possible to hack the iPhone 4 to enable Facetime activation via e-mail rather than by SMS?

 

[labman]

Hey guys, do you all know if it's possible to hack the iPhone 4 to enable Facetime activation via e-mail rather than by SMS?

4.1 allows this no hack required that's how I facetime with my daughters touch.

 

[ericmjl]

4.1 allows this no hack required that's how I facetime with my daughters touch.

How did you do that? I couldn't find a way to enable Facetime. (I don't have a SIM card that is usable with a number right now, it's just an "unactivated" (if you will) SIM card.)