saying stop using phone numbers and then going directly into "hey, use this one proprietary vendor's closed source walled garden messaging app" is NOT a solut

saying stop using phone numbers and then going directly into "hey, use this one proprietary vendor's closed source walled garden messaging app" is NOT a solution. people should be looking at things like Signal or custom implementations of Matrix/Element/Synapse or similar if they want real control of their two way chat communications.