Are you arguing that 27 different sets of laws was a better approach? That these countries would just gladly lie down and never regulate the societal-level harms, systemic lawbreaking, and massive infringement of privacy across the board? I don't think so.
For a moment the political system in the US seemed to get to the same conclusions as the EU under Bidens FTC and anti-trust cases. But the conclusions of that remain to be seen.