Like random tariffs?
Imagine this scenario, a major G7 country declares:
All bytes sent to a computer on their soil count as a transaction on their soil.
And the end client being on a VPN is not a defence UNLESS the website owner attempts to verify the user's identity.
Immediately have to pay local taxes, conform to local laws.
Unless you keep all your assets in the US and never fly abroad, our shady website operator is exposing them self to real risk of being snatched by police somewhere or having their assets seized.
The only thing stopping that from happening is the trade agreements the Americans have put in place, the very trade agreements everyone's now looking at and thinking 'what are these really worth?'.
Yeah, it's fantasy and it won't happend but it could.
The internet is not free, it runs on sufferance of a bunch of governments and some, like China, already lock it down.
The more America, who probably gains the most from it right now, plays with fire, the more risk something like this crazy scenario happens.
Another more plausible scenario is countries simply start repealing safe harbor laws. End of YouTube/Facebook/Twitter/etc. in those countries overnight.