Well he is, but some don't agree. So my question is, "And?".
My personal view of Trump is, what he says and does is often right, the way he says it and the way he can treat others can be abrasive and dreadful, and he's successful.
So do you have a sliding scum scale that you grade people against? On this scale, who else is scum and who's just under the scum threshold? What is the threshold? Where does Tiger Woods and Arnold Schwarzenegger appear on the scale? Arnold is quite a scummy guy if you look at his past and personality.