‘I asked myself this very question after a family member was affected by dementia. In her later years, the only person my grandmother still remembered was her husband – but he had passed away several years earlier. She asked about him every morning and finding out that he had died always upset...

Aleks Krotoski explores a story which sought to be forgotten, but wasn't. Agrippa (A Book of the Dead), was published in 1992. It was a book designed to decay from its very first use. It was an unusual conceit, and played into our fears about malfunctioning technology ahead of the dawning...