AT&T tops in PCWorldâs 3G wireless testing[ Thu, 25 Feb 2010 14:01:16 GMT ]AT&T says it has worked hard to improve its much-maligned third-generation (3G) network over the last eight months, Â and the results of PCWorld's latest 13-city, 3G network performance tests suggest that the network has indeed undergone a drastic makeover.
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