This is both terrifying and fascinating:
(UPDATE, this is from personal observation & post-emergency news reporting featuring WhatsApp screenshots from government people)
@bert_hubert parts of the private sector already moved on to Signal. Gov is as usual a bit behind the curve. ;)
OTOH all disaster recovery processes in private companies I saw in the past 20 years did include some free riding on semi-public infrastructure like IRC for communication.
@shx dutch government is on signal a lot. Politicians more on WhatsApp.