With President Biden confidently forecasting a Russian “war of choice” against Ukraine –“I’m convinced he’s made the decision,” he said Friday – there is not much point in writing about it until war happens, or fails to materialize. Except to say this: I spent some time last week leafing through books I read long ago, about an earlier “war of choice,” this one thoroughly catastrophic, as it turned – two by Robert Draper, of The New York Times, Dead Certain: The Presidency of George W. Bush, and To Start a War: How the Bush Administration took America into Iraq; one…