AT&T has confirmed that it will upgrade Atrix 4G and Inspire 4G users in April to allow them to use faster upload speeds.
The fix will let users of those phones to make uploads using the faster HSUPA technology. Until now, Atrix and Inspire users have been unable to access these higher speeds while uploading content. Download speeds on the Atrix and Inspire 4G have never been affected.
The carrier also confirmed that the next AT&T 4G phone, the Samsung Infuse 4G, will ship with the faster 4G upload speeds already activated.
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Source: Google Reader