According to the style section of The New York Times: men in skirts merits a headline.
Please. Tell it to Marcus Aurelius. And the Scots Highlanders. The priests. And that guy I saw in the Centre Pompidou eight years ago, who looked so great in a calf-length black skirt and brogues.
It seems archaic that anyone living in a liberal society could get excited about whether or not fabric is partitioning the legs.
Now, if Marc Jacobs showed a truly contentious piece of clothing, like whale pants, that, my friends, would be newsworthy.