"Does anybody know how Wave is going to deal with Spam? I assume you are not limited to sending waves to people who have added you as a friend or contact." i'm

"Does anybody know how Wave is going to deal with Spam? I assume you are not limited to sending waves to people who have added you as a friend or contact." i'm really hoping that is the case. it'll be more like a phone call in that sense. before you get to answer you can see (the number) who the call is from. this will really cut down on the spam.