O2-wielding Londoners will now be able to access the Underground Wi-Fi for free thanks to a new deal between the network and Virgin Media.

They join commuters on Virgin Media, Vodafone and EE (including T-Mobile and Orange) in being able to tweet, poke and email from over 100 tube stations without needing to pay any extra cash (£2 a day).

So, basically, if you're on Three: unlucky.

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