Signal is the world’s most widely used truly private messaging app, and our cryptographic technologies provide extra layers of privacy beyond the Signal app itself. Since launching in 2013, the Signal Protocol—our end-to-end encryption technology—has become the de facto standard for private commu...
Also Signal cannot add RCS support, because Google Jibe servers won’t allow other app than Google Messages… And you must use them because native RCS support for Android is halted for years… And you cannot install some module with RCS support yourself because of anti-Unix monolitic Android userspace architecture…
Man, there are so many things done wrong.