I guess I edited my posting while your were answering, sorry about that. I clarified that I am actually more worried about the public reaction to this rather t

I guess I edited my posting while your were answering, sorry about that. I clarified that I am actually more worried about the public reaction to this rather than legitimate use cases. Not really worried, just, why not leave it at a third party app? To answer my own question, Apple's solution has probably both more polish and more lock-in power, just as with iMessage vs WhatsApp & Co.