Actually I find Signal to be among the easiest apps to use for secure communication. My 68 year old mother uses it. 50 year old brother uses it. Co-workers who

Actually I find Signal to be among the easiest apps to use for secure communication. My 68 year old mother uses it. 50 year old brother uses it. Co-workers who aren't techies use it. Now matrix on the other hand seems like the next step for us nerds, so far less available than Signal.