Phonearea posted a story that Microsoft is working on a fix for the "other" storage issue on Windows Phone 8
A tweet from Window Phone's Joe Belfiore not only admits the existence of the problem, but also hints that a fix will probably be sent via a future update. At the same time, Belfiore suggests that users disable Windows Phone's SkyDrive auto-upload feature for photos. This is an application that automatically will send your pictures to the cloud.Microsoft says fix for "other" storage issue on Windows Phone 8 will come
