Interesting that the free calls are only for US-based users. They don't want to give too much away, and maybe Google figures the US-based folks will get their f

Interesting that the free calls are only for US-based users. They don't want to give too much away, and maybe Google figures the US-based folks will get their friends and family abroad hooked on the service and then they'll be willing to pony up real dough in the future.