Who Does Silicon Valley Fear? Margrethe Vestager, Europe’s Antitrust Enforcer Ms. Vestager is the world’s most powerful regulator, having levied billions in fines against Silicon Valley firms such as Apple, Google and Facebook. Share: Facebook Twitter Google+ Stumble Digg Email ThisBlogThis!Share to XShare to Facebook Related Posts:After a Crash, Prince Philip, 97, Stokes Debate on Older DriversAt War: What Happened in Iraq: ‘Seven Months of Blood and Fire and Broken Glass’4,141 Latvians Were Just Outed as K.G.B. InformantsCanada Letter: How a Growing Rift With Canada Is Unfolding in ChinaAfter a Crash, Prince Philip, 97, Stokes Debate on Older DriversTrump, Kim Jong-un to Hold Second Meeting Next Month