OPINION: The Worst Idea (So Far) in Democrats’ War on Big Tech

A House chairman thinks Facebook and Google should get the Glass-Steagall treatment. What is he thinking?

Senator Elizabeth Warren’s plan to break up Amazon, Facebook and Google got all the attention last week. But she isn’t the only Democrat looking to rein in big technology companies. Take the idea floated earlier by the chairman of the House antitrust subcommittee, Representative David Cicilline of Rhode Island. He wonders “whether there would be a way to think about separating what platforms do versus people who are selling products and information — a...