Microsoft's new stealth service, known as Netdocs, is slated to be one of its showcase .Net building blocks, but company officials steadfastly refuse to discuss it publicly.

.Net is Microsoft´s shorthand for its corporate strategy to deliver software as a service. According to its .Net road map, applications and pieces of applications soon will be delivered as "services" that can be rented over the Internet.

Microsoft officials would not comment on when Netdocs will debut. The service is not yet thought to be in alpha or beta testing, however.

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