Internet freedom around the world keeps decreasing
helpnetsecurity.com
helpnetsecurity.com
In these non-free countries, large American platforms are being blocked for the damage they do to regimes. Meanwhile, data compromises and state surveillance, as well as attacks on networks and, occasionally, infrastructure, seem to show that nothing connected is safe.
It doesn't seem out of the question that we'll see significant restriction of traffic flow across borders. Maybe the next time a major war breaks out, or even just when tensions rise, it will be a wartime measure that, like passports, never recedes.