What happens when you connect a giant digital poster to the internet?
CES inevitably grabs a lot of the headlines at the start of the year, but one of the other shows always worth keeping an eye on is ISE in Amsterdam at the end of January, which turns its attention to digital signage, smart buildings, and being able to fill your bath via your smartphone
Networks, big LED and LCD screens and public spaces in towns and cities are made for each other. It's easy to envisage a network of interactive screens creating a "virtual digital city"; but it's not so easy to see how they can pay for themselves, even if they provide a social benefit. Here, industry-insider, David Phillips sets out the current state of affairs in public outdoor video screens