With Representative Ron Paul performing solidly in Republican presidential polls – and near the top in Iowa – a recurring question nags at political wise-guys: Will the Texas libertarian’s corps of loyal and energized supporters be an asset to an eventual Republican nominee? Or will they be a liability if that nominee is not named Ron Paul — meaning, they will vote only for Mr. Paul as a third-party or write-in candidate, or stay home altogether, which would probably help the prospective Democratic nominee, President Obama? Based on discussion with a dozen supporters at candidate events across the state —...