The hearing, in front of the Senate Committee on Commerce, Science, and Transportation, was the latest moment of high-profile government scrutiny for Big Tech. “The companies that our witnesses represent have a very difficult task: preserving the environment of openness upon on which their platforms have thrived, while seeking to responsibly manage and thwart the actions of those who would use their services for evil,” Committee Chairman Sen. John Thune (R-SD) said in an opening statement.

Much of the…