The analogy doesn’t work because when fire was invented the infrastructure to spread its knowledge everywhere wasn’t built yet. Also it was always going to be

The analogy doesn’t work because when fire was invented the infrastructure to spread its knowledge everywhere wasn’t built yet. Also it was always going to be rediscovered on its own: the possibility of igniting a fire from sparks is learnable by watching lightning strike a tree. And once someone sees that - or sees someone else make fire - they can copy it, no language needed.