Anyone who’s ever had occasion to read a ruling from Richard Leon, the Washington federal trial judge, has probably run into an exclamation point somewhere along the line, standing there, starkly, at the end of a sentence.

“If there ever were an antitrust case where the parties had a dramatically different assessment of the current state of the relevant market and a fundamentally different vision of its future development, this is the one. Small wonder it had to go to trial!” Leon wrote in the opening lines of his blockbuster AT&T ruling Tuesday evening.