It is safe to say that a major portion of the world population doesn't have any plan to ever travel to the US.
What cannot be controlled however, is the reach of the USA over other countries, extraditions treaties, corruption, exfiltrations, sequestrations and murders.
Also, a lot of copyright law around the world is very close to American copyright law, so what happens outside of the US is anyone's guess. For example, AFAIK, a lot of Soviet cartoons are in a copyright limbo of Russia because they infringe on Disney's (and others') IP [2]
Ah, i get the effect idea/system. Way cheaper for a huge company/conglomerate to uphold all of the laws on the planet so they can operate and earn money everywhere.
Willingham explains his actions a bit more in this post:
If you plan to never travel to the US.