no one would/should prevent companies from using also private channels like X, FB, Instagram, etc but enforcing a public channel that doesn't require private citizens to register, accept T&S and share their private data with 3rd party, unrelated private corporations to be informed of critical, public safety information would be helpful.

Aside from the login issue, Twitter has outages too. It really isn't really that hard to replicate posts across multiple services in 2025.