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Taylor Swift’s The Eras Tour is still making headlines, for better or for worse, but this past weekend, it wasn’t fans shaking with excitement, it was the Earth. A Washington University geologist recently revealed that Swift’s Seattle stop was such a rocking time, that the concerts showed up on a seismometer.

In the wake of legal turmoil that has stalled—but not prevented—a merger between Microsoft and Activision, the Biden administration has opted to revisit the guidelines that the Justice Department and Federal Trade Commission will use to assess mergers and acquisitions under the lens of federal antitrust laws.