Probable Interest of those who agree: Party Affiliation Group-ism

If they are a democrat, defending a fellow democrat. Or if they share other characteristics with Obama (race, career, home town, home state, religion, background, etc) they would identify with these (to the degree you agree with every single thing in your parties political platform, this is acceptable, but to the degree that it is a mindless rooting for the home team, party affiliation is a motivation that will not help us make better decisions.