> There aren't really robust ways to stop US firms selling to the EU over the internet especially for services, which are excluded from tariffs via GATT. It’s

> There aren't really robust ways to stop US firms selling to the EU over the internet especially for services, which are excluded from tariffs via GATT. It’s rather easy to seize transfers made to foreign companies in violation of a local law. So while that foreign company then wouldn’t have to have a presence in the EU, it also couldn’t receive payments from EU companies or customers. Much the same way the US will complain if you transfer funds out of the US to terrorists or drug lords or whoever is politically unfavourable today.