Slate media critic Jack Shafer provides a valuable rebuttal to old AP hand Walter Mears’ insistence that no one had a clue about JFK’s womanizing. Off the top of his head, he recalls bimbo sightings by Marvin Kalb and Johnny Apple, not to mention details from the latest Scotty Reston biography. In a nutshell: Kennedy cheated. Press looked other way. Don’t buy any revisionism.