Quote Originally Posted by WTS3
so even if i have the 3g SIM, I can put it in a 2g phone and it will work, it will just work as if i had a 2g SIM? maybe a bit clearer version of what i meant to say...
Yup. AFAIK, the only 3G operator in the world that does not allow 2G operation on a 3G chip is "3".
EDIT: It doesn't work the other way around though. Putting a 2G SIM in a 3G dedicated phone won't work.