Over the weekend I spent a little time digging into O2's plans to offer a free citywide WiFi blanket across London. As any regular readers of the blog will know, I'm a huge supporter of WiFi blankets. In 2011 we saw some encouraging signs that rollouts were starting to grow in size and frequency. New York had a number of interesting projects deployed and some European cities also moved forward with rollouts in parks and other public places.
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