Wired.com, which published an eye-opening survey of iPhone 3G users’ experiences with data last August, is doing it all over again–but this time, it’s expanding its scope to test the 3G networks of all the major U.S. wireless carriers: AT&T, Sprint, T-Mobile, and Verizon Wireless. It’s a public service, and whatever the results are, they’ll be interesting. This article explains how to participate, which you do by running interactive tests on your smartphone.

I’m going to do just that on my iPhone–hope you do, too.

 
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