I share your indifference to the medium, but people out there do occasionally publish stories if such feature is available. If Signal makes it possible to say "

I share your indifference to the medium, but people out there do occasionally publish stories if such feature is available. If Signal makes it possible to say "you can keep publishing your stories too" when joining, and as a result more people move off WhatsApp (or, more generally, embrace the idea of platform independence), I can pinch my nose and enjoy the long-term side effect.