Newcastle United’s defeat to Brighton on Saturday was hugely frustrating. Indeed, Newcastle have played much worse this season and still won games. They, however, produced a pretty toothless attacking display and fell to their second Premier League loss of the season. Still, as worrying as the lack of goals is, it’s not as if the performance was a total disaster. Eddie Howe’s side, after all, managed 21 shots against one of the better teams the Premier League has to offer, six of which were on target. They looked the better team for a lot of the contest and better finishing would have seen the…