I think you are being unnecessarily critical so soon after a brilliantly successful games.
That said, there is an issue as regards the achievements of track and field. Not sure how the debate should progress but.
However, it seems that those in charge of funding have finally realised the benefits of 'playing to our strengths' i.e. cycling, sailing etc. more emphasis (financial and otherwise) has been placed on those disciplines and less on our underachieving athletes).
Not sure how Murray is relevant. He has had a largely successful if uneven season. The guy lost a match. it happens. however he has finished the season with a Masters win and three other tournament wins and a ranking of six in the world. Not the finished article but he is 21 and it is another season of progress.