Lord Bracknell
On fire
That's been the case for a very long time.I think you are wrong there, have a look at this old BBC article:
BBC NEWS | England | Brighton 'has most gay couples'
In 1966, when I first moved to Brighton (and male homosexuality was still a criminal offence), I remember my landlady in Kemp Town saying - in a very "nudge, nudge, wink, wink" way - "Welcome to the heart of Theatrical Brighton".
And it was.