This is an interesting article from the UK on a seemingly simple service that will allow you to track a person through their mobile phone. Interesting implications for security and privacy…
Ben Goldacre: How I stalked my girlfriend
For the past week I’ve been tracking my girlfriend through her mobile phone. I can see exactly where she is, at any time of day or night, within 150 yards, as long as her phone is on. It has been very interesting to find out about her day. Now I’m going to tell you how I did it.