I've got one rss feed, and it looks like every time it looks for news, it posts the same articles again. The feed isn't particularly busy, so I'm not sure if i'm missing something. Anyone else ever have this problem?
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<item> <title>Memories of Blizzard Video Contest -- Vote Now!</title> <link>/en-us/company/about/b20/vote.html</link> <description> <![CDATA[ <img src="/_images/frontpage/newsthumbs/misc/en-gb/blizz-anniversary.jpg" hspace="20" align="left"/> As part of Blizzard Entertainment's twentieth anniversary celebration, we announced the <a href="http://us.blizzard.com/en-us/company/about/b20/contest.html">Memories of Blizzard</a> video contest, in which we <a href="http://us.battle.net/wow/en/blog/2452057">invited you</a> to share your Blizzard game-related memories with us by sending in your creative and touching videos. <br /><br /> Now the submission deadline has passed, and we've selected our favorites to go up on the contest page. The contest isn't over yet though! You can still play a role in shaping this Blizzard memory by visiting the <a href="/en-us/company/about/b20/vote.html">contest page</a> and voting on your favorite videos. <br /><br /> Winners could earn awesome prizes, including: <ul> <li>An expenses-paid trip to BlizzCon</li> <li>Keyboards, mice, headsets, and more from Razer, SteelSeries, and Creative Labs</li> <li>Drinking vessels from TavernCraft</li> <li>Action figures from DCDirect</li> <li>Custom posters featuring your character from PrintWarcraft</li> </ul> ]]> </description> <author>firstname.lastname@example.org (Blizzard Entertainment)</author> <guid isPermaLink="false">http://www.blizzard.com/news/?2011-06#101700</guid> <pubDate>Fri, 10 Jun 2011 17:00:00 PDT</pubDate> </item> <item> <title>New StarCraft Fan Art</title> <link>/community/fanart/?ip=starcraft</link> <description> <![CDATA[ <img src="/_images/frontpage/newsthumbs/fanart/110610.jpg" hspace="20" align="left"/> The <a href="/community/fanart/?ip=starcraft">Blizzard Fan Art Section</a> has been updated with 4 new pieces of fan artwork set within the StarCraft universe. <br/><br/> Would you like to share your artistic talents with the community? <a href="http://us.blizzard.com/en-us/community/fanart/rules.html">Submit</a> your fan art today! ]]> </description> <author>email@example.com (Blizzard Entertainment)</author> <guid isPermaLink="false">http://www.blizzard.com/news/?2011-06#101700</guid> <pubDate>Fri, 10 Jun 2011 17:00:00 PDT</pubDate> </item>
You should contact Blizzard about this.The <guid> element defines a unique identifier for the item.