“There’s not been a cluster of cases of this significance since the 1970s,” said William Kovacic, a law professor at George Washington University and a former chairman of the Federal Trade Commission, pointing to the recent spate of antitrust actions by the states, the Justice Department and the FTC. “This is a big deal.” The DOJ brought an antitrust suit against AT&T in 1974 that led to its breakup.

