Yeah, not me. That's a website. It's a pretty distinct technological entity, that has nothing to do with "social" networking which has been defined during the past 20 years as a single website with "social" sharing capabilities.
Ideally a government-run emergency broadcast website would have literally 0 social features.
> Notify NYC messages are available through many formats, including email, text messages, telephone, a mobile application, the Notify NYC website, RSS, Twitter, and American Sign Language videos.
Social can certainly be part of the mix. But its still silly to make it an exclusive channel.
Not trying to be a pedant, but the WWW is a network, and being public implies a social use of the entity. I guess I am curious how exactly you would differentiate the two? Does it need a like and subscribe button? Public discourse?