If previous version of IE does not support HTML5 than it wouldn't render it correctly.

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>Thanks for confirming what I suspected.
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>If the next version of IE(9?) supports HTML5 and I generate and show a document using HTML5, does that then imply it will not render correctly for users running previous versions of IE (and the corresponding version of the web browser control)? If so, then I've got to start checking browser compatibility?
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