So does this mean we can run our own RCS servers, just like email? Probably a pain to set up, but should be possible. Since it's based on IMS which in turn is

So does this mean we can run our own RCS servers, just like email? Probably a pain to set up, but should be possible. Since it's based on IMS which in turn is based on SIP, Open Source SIP servers could be the used, e.g. https://www.opensips.org/Documentation/Tutorials-RCS-Managing-Capabilities https://www.opensips.org/Documentation/Tutorials-RCS-Managin.... Also, will they allow using URI's instead of phone numbers for contacts?