WASHINGTON — “Facebook and Big Tech are facing a Big Tobacco moment,” Senator Richard Blumenthal, Democrat of Connecticut, said this week when a whistle-blower testified about how the social media company’s products harmed teenagers.“I think that that’s an appropriate analogy,” Senator Cynthia Lummis, Republican of Wyoming, added later.The whistle-blower’s testimony, and the thousands of internal documents she shared with lawmakers, generated unusual bipartisan bonhomie in a divided Washington. Senators said it was time for Congress to coalesce around new regulations to rein in the company and perhaps the technology industry as a whole.But if what …
