RCS has open spec, but implemanting it means dealing with phone networks and their policy. Also limiting operating systems like Android and iOS and a blocking factor.
No need to push it. Good old XMPP is better in every single way and exists since 1999. No tied to phone number, stable, proven, available on any device, with encrypted group calls and easy to host yourself.
Is Google's RCS open? Last I heard, it was still limited to Google Messages, but it's been a long time since I've paid attention.
RCS has open spec, but implemanting it means dealing with phone networks and their policy. Also limiting operating systems like Android and iOS and a blocking factor.
No need to push it. Good old XMPP is better in every single way and exists since 1999. No tied to phone number, stable, proven, available on any device, with encrypted group calls and easy to host yourself.