Joan is a Canadian woman with a history of mental health problems. When she developed necrotising fasciitis and had to go into hospital, the people who cared about her joined an online social network so they could keep in touch with one another. That network was Tyze, which differs from more familiar sites like Facebook in that it has a specific purpose, with each network being based around a particular individual.
If you are at all interested in ageing, your inbox quickly fills up with an awful lot of blandishments, offers and promises. There are creams, supplements, diets, hormones; you can inject yourself with Botox, or ingest cow’s colostrum, put avocado on your eyes and chocolate in your mouth. The web is bristling with rumours that an anti-ageing gene is about to be, or has recently been, discovered. There are preparations to activate your pituitary gland and pills to boost your antioxidant free radical scavenging capacity, whatever that is.