Please use secure channels for authentication. SMS is antiquatedly insecure (Any way it's sent: SS7, SMPP, etc.).
More traffic benefits the industry (since some sucker pays for it). There's no incentive for any of the entities that profit from this to stop it (unless it's too sell you a premium protection service).
More traffic benefits the industry (since some sucker pays for it). There's no incentive for any of the entities that profit from this to stop it (unless it's too sell you a premium protection service).