[310260]

> the only relevant server implementation

That's not true. Mavenir offers an RCS platform that T-Mobile has been using up until recently. A renewed interest in RCS due to Apple supporting it might end up with their platform being more sellable.

https://www.lightreading.com/mobile-core/mavenir-t-mobile-co...

[hocuspocus]

You're proving my point. T-Mobile had to switch to Jibe.

I work at a carrier that deployed a solution provided by WIT. Then around 2019-2020 Google decided they weren't interested in an open and interconnected RCS backend anymore.