Following in Apple Inc.'s footsteps, Microsoft Corp. will ban VoIP, along with 11 other applications, from its planned Windows Marketplace for Mobile application store. Mobile carriers dislike VoIP applications because they use up capacity on cellular data networks while lessening the carriers' voice revenues. The marketplace will launch in the second half of 2009, concurrently with the release of version 6.5 of the Windows Mobile operating system. Other prohibited apps include those promoting marketplaces that compete with Microsoft's.
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