Fluffychat is still broken and we are waiting for the Mir updates which it needs, in order for Flutter to be compatible.

We still have groups on Matrix but they are not very much used. A move from telegram could be possible once we have a properly working Matrix client but even then we would need bridging from telegram and with so many groups that would only be practical for a few.

Well apart from a problem with MMS, VoLTE is working pretty well with Mediatek devices. On Qualcomm we are still making progress but not there yet. We need some testing of the beta version for Qualcomm, preferably with feedback from across the world because a standard is very loose and the exact situation is very variable.

In the USA and India 2G and 3G has already been shut down. It will be great to get UT working properly again in those markets.

Samsung make their phones almost impossible to work with. The same applies to Xiaomi and their locked boot loaders.