Now I know I'm slightly obsessed by The Guardian, but in this piece, the author

[redgunamo]

Yes. Gore Vidal (a chap for whom I've always had a huge soft spot despite him being a bit of a lefty) used to say that 'homosexual' and 'heterosexual' were descriptions of acts, not of people. He had a point, I think. It seems rather a shame that we've lost sight of that in our rush to categorise in order to appease the gods of identity politics.

Perhaps the Civil Rights movement in America showed everyone else the way?