What about timing attacks though, things like governments controlling things coming and going into routers and the internet as a whole? Surely that's worse tha

What about timing attacks though, things like governments controlling things coming and going into routers and the internet as a whole? Surely that's worse than the exit nodes? The way I see it, the right approach is some kind of continuous communication where messages end up in fixed slots, where if no message would have gone, there'd have been a randomly generated message.