Yahoo Mail To Blame For Windows Phone 7 Data Usage #WP7 #Yahoo #WindowsPhone7 #Microsoft
Paul Thurrot is confirming that Microsoft has formally acknowledged that Yahoo Mail was indeed the culprit. From the blog
We have determined that an inefficiency exists in the synchronization of email between the Windows Phone Mail client and Yahoo! Mail.
This inefficiency can result in larger than expected data usage for a very small percentage of users.
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