I do this as well. I never used WhatsApp and I'm not inclined to use it. Most people who really want to communicate with me via an IM service acquiesce and ins

I do this as well. I never used WhatsApp and I'm not inclined to use it. Most people who really want to communicate with me via an IM service acquiesce and install Signal. I think people overstate how difficult it is to get somebody to install Signal. I've got a 100% conversion rate amongst my extended family.