If the user was going to message someone off platform they’d still be sending them an unencrypted message anyways if they have to switch apps to SMS.
It sounds like they don’t want to take responsibility for that user choice or be connected to anything that happens because of that choice.
It would still be an insecure choice, even with obvious UX distinctions. It would only be a matter of time before headlines muddy the waters with “intercepted Signal messages reveal…” or “Judge rules in favor of subpeona for unencrypted Signal messages…”
It sounds like they don’t want to take responsibility for that user choice or be connected to anything that happens because of that choice.
It would still be an insecure choice, even with obvious UX distinctions. It would only be a matter of time before headlines muddy the waters with “intercepted Signal messages reveal…” or “Judge rules in favor of subpeona for unencrypted Signal messages…”