Use docker if you want piece of mind

an open source and proprietary platform

Are parts of matrix closed source?

Just use signal is not a valid statement in a world where vast majority of people aren’t using (and won’t use) it. I have been trying to get people to install it and have a total of 6 over several years. They only use it to communicate with me.

People miss the fact that we can tell when one of them make a questionable decision which is what matters the most.