

For one, ease of access. Say you’re trying to break a story, who are you going to message with signal? Because you’re going to need to get that contact info somehow right?
Snowden is permanently stranded in Russia. That’s not exactly a great example of an anonymous source.
Except that signal is blocked by many companies Mobile Device Management. The one that don’t can typically see who has the app installed. This provides a new clever way to maybe whistleblow