It wasn’t long after blue jeans, Hollywood blockbusters and Big Macs crossed the Atlantic last century that some worrywarts started fretting about Europe falling prey to American dominance. What was once a concern about cultural hegemony has of late morphed into panic over commercial dependency. With some justification: the commanding heights of the modern European economy have quietly been captured by American firms. Apple and Google power the mobile phones used from Dublin to Dubrovnik. Other