Middlesbrough midfielder Hayden Hackney has become an huge fan favourite in just a season-and-a-half. But he may soon attract transfer interest. At least that’s the verdict of Middlesbrough head of football Kieran Scott. In a recent interview, the Boro chief outlined what he thinks is ‘inevitable’ future transfer interest in the likes of Hackney and fellow Middlesbrough man Rav van den Berg. Michael Carrick and co should quickly start planning for a future without Hackney then, with promotion to the Premier League still looking like a way away. The club might have some big money to spend in th…