The madness of crowds: Going off-grid

As this is a special technology issue of the New Statesman, I thought I’d use the opportunity to write about the new generation of hi-tech wristbands that is coming on-stream. These stylish, lightweight devices enable you to keep track of a range of bodily functions – heart rate, blood pressure, temperature, and so on – while continually monitoring your physical activity so as to present you with optimal targets, updates on these and pings of various kinds when you’re lagging. Linked upto sma...