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Xbox Owner Sues Over Defective Disk Drives  LOS ANGELES (Reuters) - A video game fan upset over a  failed disc drive in his Xbox video game console has sued  Microsoft Corp. &lt;A HREF="http://www.reuters.co.uk/financeQuoteLookup.jhtml?ticker=MSFT.O qtype=sym infotype=info qcat=news"&gt;MSFT.O&lt;/A&gt; on behalf of all Xbox owners across  the United States.. 