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<http://www.hanselman.com/blog/content/binary/Windows-Live-Writer/Converting-a-PowerPoint-Presentation-fro_12933/image_61a64e6d-8749-4ef7-b22c-9a625a2fc358.png>
<http://www.hanselman.com/blog/HowToConvertAPowerPointPresentationFrom43RatioTo169WithoutDistortedOrStretchedImages.aspx>