If you asked the average man on the street whether he could tell the difference between a gay man and a straight man, he'd probably say yes, citing a number of reasons such as differing fashion or music tastes, cultural references and mannerisms. He may even suggest that gay men behave in a more feminine manner. And, on hearing that, many gay men would be very offended. But why? Well, put simply, if you can still spot the gayness, they've been caught out. All that carefully executed 'straight acting' has...