I'm not sure it's a valid comparison. Apple sold more iPhone4s than all previous iPhones combined. I expect that iPhone4S will sell even more. Releasing Siri a

I'm not sure it's a valid comparison. Apple sold more iPhone4s than all previous iPhones combined. I expect that iPhone4S will sell even more. Releasing Siri as a beta to such a large customer base is not the same as releasing the "somewhat-lacking version 1" iPhone, and then iterating it forward.