As much as we are fighting Chat Control, we also need a plan B. What do we do if EU regime really enact it? Which messengers could we use then? What were the practical alternatives?
Self hosted, decentralized, encrypted, standard based, ... , the only thing that comes to mind is something like delta.chat for texts, which builds upon a standard mail protocol.
Can we do something better than that?
Security is always a cat and mouse game, solutions already exist and more will come soon anyway. It's just technology after all. The problem now is not for the mice, it's a matter of defending basic human rights.