It has a tendency of doing so, but in this case the body that was supposed to patch over the requirements for EU data transfer was flawed in its design.

The reason this house of cards was necessary in the first place is that the American government does not want to grant foreign citizens the rights necessary to ensure the privacy guarantees the EU requires.

American courts deciding that institutional independence is bad now is awful for American citizens, but it's not supposed to be very relevant to the EU like this.