Here’s a quick “how to” because I don’t have another blog to put it on.

If you are making a poster with web browser screenshots on it, they will look poor quality when eventually printed out at A0 size. This is because unless your screen is absolutely huge, there aren’t enough dots there to look good on a poster. Ideally you should work with vector graphics formats (like EPS, PDF) in a proper drawing program like Adobe Illustrator (since PDF is imported as an ugly low-res bitmap into Powerpoint), but if you can’t do that, then the following may work for you.
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