Many government agencies are expressing concerns about how to communicate with the public without Twitter, especially in emergencies. Of course, it was a bad idea to become dependent on Twitter to such an extent in the first place, and no matter what happens, this needs rethinking.
@lauren indeed. I'd hope that as the landscape becomes clearer agencies and companies of all stripes get accustomed to deploying their own activitypub services in the same way they do email.