Richard Mason: Handsome But Stupid

"If you read the diaries and private literature of the past it completely confirms that this division of gay and straight - with maybe a bisexual compartment - really only happened at the time of the trial of Oscar Wilde."

Richard Mason interviewed in The Evening Standard.
It's astonishing how often ahistorical pseudo-intellectual absolute nonsense like this is trotted out - and goes unchallenged.
Here's historian Rictor Norton on The Myth Of The Modern Homosexual.