As an Australian, he seemed to do an alright job. Could have done better, sure. Also could have done much, much worse.
He was "cool"... I suppose. Seemed a bit fake and forced at times though.
Reading through some other posts, looks like he did a lot more good than harm and has laid some solid foundations for the next president to come along and probably fuck up... I really fear trump as president. I hope it's misplaced.