Published at LXer:

If you've ever given a slide presentation at a conference, you know the drill. Tell the audio-visual people what session your talk is in, then hand them a USB stick with your PowerPoint on it. The presentation has to be in Microsoft PowerPoint because the one and only laptop plugged into the data projector runs Windows and PowerPoint. No LibreOffice Impress, no other presentation software, sorry. Of course, if you do your presenting from your own computer, there are a couple of dozen free and proprietary alternatives to PowerPoint. But you already have a presentation application on your computer! And I mean almost any computer, including the laptop used at that conference. It's called a browser.

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