Google is going to make lots of satnav companies and their shareholders very, very angry and quite significantly poorer with this – its free GPS navigation software, which will arrive as part of Android v2.0. That’s the news bit out of the way for today.

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Real-time overlaid geo-tagged data will let you know which of these drivers has a gun and a criminal record.

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You don’t really need satnav when your roads are just squares.