I agree with your sentiments. When reading about messaging and mobile platform lock-in, one theme that resurfaces is the "stickiness" of iMessage. It blows my m

I agree with your sentiments. When reading about messaging and mobile platform lock-in, one theme that resurfaces is the "stickiness" of iMessage. It blows my mind that Google has yet to throw their entire weight behind a single messaging platform. Even just copying Apple's implementation would be major win for Google's ecosystem.