>signal
as well as tor & tails.
didn't find any source about how much simplex servers is out there. cannot add anything to that claim.
Discussion
So please read again my texts and this time make a different effort to understand them.
Sorry, SimpleX isn't really more secure nor private than NOSTR from a government adversary point of view.
On the contrary, having a single implementation and realistically only using the author servers while being a for-profit company is just too insecure for anyone who remembers the past.