I just grabbed the SMS part. There is an RCS part that makes the number come out over $50 B. Even "free text messages" or "unlimited text messages" result in re

I just grabbed the SMS part. There is an RCS part that makes the number come out over $50 B. Even "free text messages" or "unlimited text messages" result in revenue for the carriers. The A2P SMS includes a lot of things beyond just what the carriers make.