Quick, how many file formats (types) can PowerPoint save your slides to? If you take count of every single format from the necessary to the irrelevant (and forget the missing ones), then the number is 28. Some of these could be genuinely helpful, such as the MPEG-4 Video export and others like GIF, JPG, PNG, WMF, and EMF ensure that you get good graphic outputs. And RTF outlines can sometimes be a boon.
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