That would be a great outcome for the EU. It means that EU companies have a home market that is shielded from their biggest competitors, while being free to com

That would be a great outcome for the EU. It means that EU companies have a home market that is shielded from their biggest competitors, while being free to compete on the world wide market. If the EU would do that intentionally there would quickly be a complaint at the WTO. In reality, as long as Google, Facebook, etc can make money in the EU, they are not going to leave.