Blackhat might bowl you over with disappointment

 

If you’re a fan of Heat, you’d be forgiven for thinking that a Michael Mann techno thriller sounds like just the ticket.

Mann’s first foray into film since 2009’s Public Enemies, Blackhat promised the glossy neon visuals of Miami Vice, the race-against-the-clock forensics of Manhunter – in short, a combination of all the traits (with the exception, perhaps, of Last of the Mohicans) that had made his earlier work so stimulating.…