SORRY ABOUT ALL THE BOMBS: William Powell, the author of The Anarchist Cookbook, now regrets his work. But given the poor quality of his explosive recipes, he’s probably killed off as many terrorists as he’s helped . . . .

Note, however, the way that actual violence by 1960s radicals is largely given a pass in this story — it was “the times” — and compare that to the horror with which nonexistent, conjectural violence by Tea Partiers is treated in the press.