You never forget your first visit to Café Flesh. Mine took place in June 1986: it was a month before my 15th birthday and I was spending Saturday afternoon, as I often did, at the notorious Scala cinema in tawdry, pre-gentrified King’s Cross. I don’t know which staff member thought it appropriate to allow an acne-peppered child in to see the post-apocalyptic sex fantasy Café Flesh – in a double-bill with the equally explicit hardcore horror-comedy Thundercrack! – but I’m glad they did. When I emerged blinking into the early evening sunlight, I had witnessed sights that few 14-year-olds could