So let us imagine that we can redo all of this and assume that
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The proxy ruse is correct and one does only need to share client side Web Pages
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There are plenty of conventional web pages but full support for XML and W3C DOM in browsers
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XML can be used for control pages and specialized pages such as those produced by web-linked databases and education portals
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Collaboration implies sharing of electronic objects and is needed in Asynchronous and Synchronous modes
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Asynchronous mode is MOST important (in all applications including distance education) and will be supported by run of the mill object web infrastructure
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shared web pages and documents
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electronic mail
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Synchronous mode has important applications
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Tango Server accumulates and integrates Asynchronous and Synchronous events
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