The internet is starting to realise something unsettling: our iPhones send information about the people we know to private servers, often without our permission. Some offending apps are fixing themselves. Some aren’t. But the underlying problem is much bigger.
While SIM cards hold all the stuff address books used to, some people just can’t part from that old ink-and-paper. The SIMbook lets people know that you’re aware of modern technology, yet you choose to go retro.