I think it's fair to say in general the tele-comms industry has dropped the ball on ensuring phone calls are actually being used the way they were intended to.

I think it's fair to say in general the tele-comms industry has dropped the ball on ensuring phone calls are actually being used the way they were intended to. 80% of the calls I get I don't even bother picking up any more, and at least 70% of the SMS messages I get are phishing or spam.