The European Commission announced on Wednesday evening that it would investigate a new initiative by Microsoft Corp. (MSFT) to determine whether it provides more choices for consumers. The plan will allow Microsoft users to save and edit files using file formats developed by Microsoft's competitors. Microsoft announced on Wednesday that it would support the Open Document Format (ODF) in its Office software suite. This move by Microsoft is a concession to EU regulators and other parties, as there had been complaints that Microsoft's refusal to adopt ODF hindered competition in desktop software. The European Commission stated...