My feeling is Obama had about a good balance .. some would have had him in tie all the time .. and
.. lol .. no wouldn't suggest every dinner should be as a back-yard barbecue either .. formal is fine, too.
The trash 'don't give a fuck how they feel, or how it's been done in the past' arrogance part of Trump is important to see.
It was Plato who said, “He, O men, is the wisest, who like Socrates, knows that his wisdom is in truth worth nothing”