Surely SMS is more than sufficient as an emergency broadcast system. Which is one reason the increasing number of SMS spam/phishing messages is more than just a

Surely SMS is more than sufficient as an emergency broadcast system. Which is one reason the increasing number of SMS spam/phishing messages is more than just a nuisance, it's seriously eroding trust in the system. I know people now that basically assume every SMS not from a known contact is spam. Governments should have a vested interest in actually doing something concrete to tackle it, I'm not even sure why it's so hard to solve.