Facebook’s plans for regulating Big Tech have not met the expectations of some bigwigs in EU leadership. Facebook CEO Mark Zuckerberg toured Brussels earlier this week, meeting with press and politicians and also publishing a white paper called “Charting the Way Forward: Online Content Regulation.” EU officials, however, were dissatisfied with Zuckerberg’s regulatory plan. French commissioner Thierry Breton rejected the proposal as “not enough,” and even threatened that if Zuckerberg fails to meet the European Commission’s standards “we...