About.com suggests wearing work attired based on the job you are set to perform. For example, they suggest you dress slightly better than you would if you were an employee. If the dress code is very casual, you should take it up a notch.
If you are going to hold the most powerful job, DRESS like you mean it darn it. Choosing a casual style because you feel like it is disrespectful to your job, but more importantly, to your country.
Why do you think you were all gussied up for Thanksgiving dinner at Grandma's? Were you allowed to come to the table in your pjs? It showed respect for all Grandma's work preparing dinner, & gave a sense of formality and importance to your dinner.
Instead of a the US Marine Band's traditional duties, Obama is most often just accompanied by a lone piano. The new songs includes Cole Porter's "Night and Day" and Sting’s "Desert Rose."
President Obama, you are making a mockery of your job. You dress like you don't mean business, you shrug off important traditions because it's just not your "thing". The United States President comes with traditions...expectations...protocols.