AT&T Tells Free Tethering Customers It?s Time to Pay Up

With some unauthorized hacks, you can share your smartphone’s internet connection with other devices, free of charge ? and AT&T has had enough of that.
On the iPhone, for example, the hack MyWi has been a popular tool for “tethering” the handset’s internet connection for free, and just recently users of MyWi reported receiving text messages [...]

Source: http://www.wired.com/gadgetlab/2011/03/att-tethering/

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