> The virtual world is clean, colourful, free of danger and effortless. Actually, the virtual world is highly dangerous: the life-long risks of sedentary inact

> The virtual world is clean, colourful, free of danger and effortless. Actually, the virtual world is highly dangerous: the life-long risks of sedentary inactivity are well understood. From a risk management perspective, I'll take the dangers of the real world any day.