That doesn't change the original problem much: > And who will you message then? I assume most of your contacts will stay where they are. You are out of luck i

That doesn't change the original problem much: > And who will you message then? I assume most of your contacts will stay where they are. You are out of luck if you can't convince people to install PGP/GnuPG in their favorite e-mail clients. And e-mail doesn't scale for spontaneous communication like chat does.